Find m<2. giving reasons show that triangle ABE is similar to triangle CDE(b). What is the measure of £2? Find the area of the quadrilateral ABDE. Find the ratio in which the volume is increased, A container of height 30cm has a capacity of 1.5 litres. given that AB=3DC, find the ratio of DB to EB. In the diagram below, ABCD is trapezium with AB parallel to DC. In the figure below, triangle ABC is similar to triangle AED and BC//ED. - the answers to brainsanswers.co.uk Trapezoid In the diagram below, LATE is an isosceles trapezoid, with LE congruent to AT, LA = 24, ET = 40, and AT = 10. If AE = 5.2, AC = 11.7, and CD = 10.5, what is the length of AB, to the nearest tenth? If the linear scale factor between the container and the soap is #1/6# , find the volume of each piece of soap. A quadrilateral is a polygon in Euclidean plane geometry with four edges (sides) and four vertices (corners). In the figure given below (not drawn to scale) DC is a tangent to the circle centre O. AOBC is a straight line. A glass in form of a frustum of a cone, is represented by the diagram below. 3. AO = OC and BO = OD because it is given that diagonals bisect each other. Other names for quadrilateral include quadrangle (in analogy to triangle), tetragon (in analogy to pentagon, 5-sided polygon, and hexagon, 6-sided polygon), and 4-gon (in analogy to k-gons for arbitrary values of k).A quadrilateral with vertices , , and is sometimes denoted as . Answer: (3) 8.4 Triangles ABE and CDE are similar because of Alternate Interior and Vertical Angles. and. If the diagonals of a quadrilateral do not bisect each other, then the quadrilateral could be a 17. Which statement is not always true? Ex 6.2, 10 The diagonals of a quadrilateral ABCD intersect each other at the point O such that / = / . What is the length of LF? (b) Given that BC=4cm and DC=6cm, calculate: i).the length of AB. Trapezoid In the diagram below, LATE is an isosceles trapezoid, with LE congruent to AT, LA = 24, ET = 40, and AT = 10. 21. 13. Which statement is not always true? 1) AC ≅BD 2) CE ≅DE 3) ∠EAC ≅∠EBD The volumes of two similar solid cylinders are #4752cm^3# and #1408 cm^3# if the area of the curved surface of the smaller cylinder is #352 cm^2# , find the area of the curved surface of the larger cylinder. Answer: 2 on a question In the diagram below, trapezoid ABCD maps to trapezoid A¢B¢C¢D¢. Which statement can not be proven? Start studying Figures in the Coordinate Plane. calculate: (i) the base radius of conical hole. 1) Four sides (edges) 2) Four vertices (corners) 3) Four angles . 13. Regents Exam Questions G.CO.C.11: Special Quadrilaterals 1a Name: _____ www.jmap.org 2 7 In the diagram below, MATH is a rhombus with diagonals AH and MT. In parallelogram ABCD, AC=BD and diagonals intersect at M. If m of angle DAC= 5x-20 and measure of CBD=3x+8 find m of angle AMB. x�\[��8~��p��a�]} ����X.US��5���� �$�'�$�#��L����}螖|tt�w���}�������Y���K������D�L��}��ֺkJۋ�SҔ�˯J������+������Ã*e��]��r��܃^�����[�^�?>�>��3��.�X>�/�=��,�ۚ�n���]>|,"߻�|��darQ�#���I�s\Ba�����$��҅җ�A�v]��F��/��=}�o�M ����bjڈZ�N�`(K�c $2�&�نd�ly[n��p�]�[)`� In the diagram of trapezoid ABCD below, diagonals Given that the area of triangle ABC is #24cm^2#, find the area of triangle ACD. In the figure below, ABCD is a cyclic quadrilateral and BC is parallelto AD. In the triangle ABC shown below, DE is parallel to BC. In the figure below, the chord AB and CD intersect at E. show that triangle AED is similar to triangle BEC. $\endgroup$ – EuYu Sep 26 '12 at 23:14 In the diagram below, ABCD is trapezium with AB parallel to DC. Regents Exam Questions G.SRT.B.5: Triangle Congruency Name: _____ www.jmap.org 2 6 In ABC shown below with ADC, AEB, CFE, and BFD, ACE ≅ ABD. calculate: A small cone of height 8 cm is cut off from a bigger cone to leave a frustum of height 16cm. calculate the volume of the water in the glass (b). What is the length of LF? Thank you! %��������� Let P be the intersection of diagonals AC and BD. giving reasons show that triangle ABE is similar to triangle CDE (b). 1 In trapezoid RSTV below with bases RS ___ and VT ___, diagonals RT ___ SV ___ intersect at Q If trapezoid RSTV is not isosceles, which triangle is equal in area to RSV? 1) 28 2) 10 3/4 3) 3 4) 1/2 Please show work/explain. Which statement must be true? 1) pyramid 2) rectangular prism 3) cone 4) cylinder 19 In the diagram below… Question 2 In the parallelogram ABCD, mZA = 2x + 50 and m2C = 3x + 40. Find each measure. AC and BD intersect at E. given that AE: EC=1:5 and BD=12cm, calculate the length of DE. You can view more similar questions or ask a new question. This means that the top of the right triangle with the diagonal as a hypotenuse must be 11, since. The volumes of two similar solid cylinders are #4752cm^3# and #1408 cm^3# if the area of the curved surface of the smaller cylinder is #352 cm^2# , find the area of the curved surface of the larger cylinder. (1) RQV (3) RVT (2) RST (4) SVT 2 In the diagram below, XYV TSV. The glass contains water to a height of 9cm. a trapezoid abcd has parallel sides ab and dc of lengths 8 and 22. The diagonals AC and BD intersect at E. (a). So, each pair of base angles is congruent. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The volume, terms of ?, of the smaller cone that was removed. The midsegment of a trapezoid is the segment that connects the midpoints of the legs of the trapezoid. Which statement must be true? The cross section of an attic is in the shape of an isosceles trapezoid, as shown in the accompanying figure. IX���w=a��ZcN��k�S�=�8�S̻9��+ W� L�t�qC��Ŏ'�;�a��l$�I������ ��Da�e�Ѵ�k\�t4��q��N-�r�%�n{���S�Q ��{��9i�H=��s���+@(���2�e�6��Ƨ�PIu}Jݔ�ӤZ�S��������^yo�nzA�r]fAt�. ABCD is a trapezoid whose diagonals AC and BD intersect at the point E. If AB = 2/3 DC, prove that AE = 3/5 AB + 2/5 AD. x=4.25. ABCD is a trapezoid whose diagonals AC and BD intersect at the point E. If vectorAB = (2/3)vectorDC, prove that vectorAE = (3/5)vectorAB + (2/5)vectorAD. @���o�%�Um|�>~\p��AKŎ��d�4G�������,Z=9�����="��?�0�ϊ�ʾ��� The diagram below shows parallelogram ABCD with diagonals AC and BD intersecting at E - 20465542 If the areas of triangles ABP and CDP are 8 and 18, respectively, then find the area of trapezoid ABCD. ii) the size of angle ACD. Geometry Regents Exam 0809 www.jmap.org 2 5 In the diagram of trapezoid ABCD below, diagonals AC and BD intersect at E and ABC ≅ DCB. 1) 32º 2) 52º 3) 58º 4) 64º 18 If the rectangle below is continuously rotated about side w, which solid figure is formed? The volume of the smaller tank is #8.1 m^3#. If … OP edited. In the figure below AD//BC. 1) 32º 2) 52º 3) 58º 4) 64º 18 If the rectangle below is continuously rotated about side w, which solid figure is formed? Geometry Regents Exam 0809 www.jmap.org 2 5 In the diagram of trapezoid ABCD below, diagonals AC and BD intersect at E and ABC# DCB. Use this space for computations. Model Example: Practice: 1. If both diagonals AC and BD are of length 17, what is the area of the trapezoid If both diagonals AC and BD are of length 17, what is the area of the trapezoid 1) ∠ACF ≅∠BCF 2) ∠DAE ≅∠DFE 3) ∠BCD ≅∠ABD 4) ∠AEF ≅∠ADF 7 In the diagram below, AEC ≅ BED. Model Example: Practice: 1. the bottom of the glass is a circle of radius 2 cm while the surface of the water is a circle of the radius 6 cm. 17 In the diagram below of ACD, DB is a median to AC, and AB ≅DB. Therefore, $16:(5 101 If AC=5x+13 and BD=11x-5, what is the value of x? 4 0 obj 12. If m∠DAB =32°, what is m∠BDC? Isosceles trapezoid ABCD has diagonals AC and BD. They must each be 3. 2. The measure of ∠B is 40° more than the measure of ∠A. 8x=34. Name_____ In the diagram below of parallelogram ABCD with diagonals AC and BD, m∠1 = 45 and m∠DCB = 120. given that AB=3DC, find the ratio of DB to EB. ID: A 1 G.CO.C.11: Trapezoids 1b Answer Section 1 ANS: 4 REF: 061008ge 2 ANS: RST Isosceles or not, RSV and RST have a common base, and since RS and VT are bases, congruent altitudes. Given that the ratio AB: AE=2:5, find the ratio of the area of triangle ABC to that of the trapezium BCDE. 1) pyramid 2) rectangular prism 3) cone 4) cylinder 19 In the diagram below… @JX��$��\���t�p�;o�1I� 3������+=�_Ŏ���+k���,�*��Z*�ک�Z�*2���Vc'� YӶ�ͫ5���ڸt"�ۮ!�4O���9 �H�F��r�*��@#_^!������C�0��0��#����8+BJәZ�V; m������Y��mJ��$#��S��.�e��2�v]+�� $y����?.uS��1�KO����5MW~�P~Wb�������(5sy����������5_C�����l0�PW���ՠ}�1B$M��ٷ�S�� d��&����r'�yW1��9l�d��$�Z��[&�"��DKk�b�ժTVv�����I� If the areas of triangles ABP and CDP are 8 and 18, respectively, then find the area of trapezoid ABCD. Angle ACD is a right angle. The ratio of the sides AC:BC=4:3. (ii). Show Step-by-step Solutions. If the areas of triangles ABP and CDP are 8 and 18, respectively, then find the area of trapezoid … each piece of soap is similar to the container. If trapezoid Regents Exam Questions G.CO.C.11: Trapezoids 1a … The diagonals AC and BD intersect at E. (a). �+��},;R� CoH9�ܠ��E�aM�6����|r�b��Zs�N���o�=��l����)�}=0�8��|D���-v�[��M�}��;);Ug��R��� "Z8�*(���*ƒD�@'��8�NT��cŎ㾱��xG� \��⏬p/��>��q^-�Ns}�c���l��2ᕉ����Ѵ-Ϝ��1� �x78���i/b�]0Xr���D�"'cH�>_q��� M�p�?��_b���t�@�Iu�1�``8ÐNǂ���s�9c��EN�m.�N\H4%&pP�)��J+���I(Xn��g/��b�Mbx�H��%����o|�@��a?�-~ O&� If the areas of triangles ABP and CDP are 8 and 18, respectively, then find the area of trapezoid … Terms & Conditions The contents of this website are issued in the United Kingdom by North of South Capital LLP (North of South) and are provided solely to give … All rights reserved. A football tube in the form of a sphere is inflated so that its radius increases in the ratio of 4:3. In the diagram. If m∠DAB =32°, what is m∠BDC? Find m∠A and m∠B. (a). Let P be the intersection of diagonals AC and BD. The midsegment of a trapezoid is the segment that connects the midpoints of the legs of the trapezoid. The diagram below represents a cone of height 12cm and a base radius of 9cm from which a similar smaller cone is removed, leaving a conical hole of height 4 cm. The diagonals are AC and BD. << /Length 5 0 R /Filter /FlateDecode >> Step 1: Know about isosceles trapezoid Properties of quadrilateral. Clara writes the following proof for the theorem: If the diagonals of a quadrilateral bisect each other, the quadrilateral is a parallelogram: Clara's proof 1. In the triangle ABC below, AC=8cm, BC=5cm and angle BCA=#30^0#. 19. Isosceles trapezoid . 1) ∠ACF ≅∠BCF 2) ∠DAE ≅∠DFE 3) ∠BCD ≅∠ABD 4) ∠AEF ≅∠ADF 7 In the diagram below, AEC ≅ BED. The diagonals AC and BD intersect at E.(a). For triangles AOB and COD, angle 1 is equal to angle 2 as they are vertical angles. (a). 5 In the diagram of trapezoid ABCD below, diagonals AC and BD intersect at E and AABC = ADCB. 17 In the diagram below of ACD, DB is a median to AC, and AB ≅DB. Calculate the volume of the larger tank. given that AB=3DC, find the ratio of DB to EB. 4) Sum of all interior angles of quadrilateral 360° Trapezoid: A trapezoid is a quadrilateral, with a parallel pair of sides. In the diagram below of parallelogram ABCD with diaeonals AC and BD, mLl = 45 and = 120. ABCD is a rectangle with diagonals AC and 15. when a spherical marble is sub-merged into the water in the glass, water level rises by 1 cm. REF: 061301ge 3 ANS: 3 The diagonals of an isosceles trapezoid are congruent. if the volume of the smaller cone is #160cm^3#, find the volume of the frustum. (b) (i) determine slant height of the original cone. 1) ∠ ABC ≅ ∠ CDA 2) AC ≅ BD 3) AC ⊥ BD 4) AB ⊥ CD 148 A parallelogram must be a rhombus if its diagonals 1) are congruent 2) bisect each other 3) do not bisect its angles 4) are perpendicular to each other 149 Which information is not sufficient to prove that a parallelogram is a square? 1) AC ≅BD 2) CE ≅DE 3) ∠EAC ≅∠EBD Pieces of soap are packed in a cuboid container measuring 36cm by 24 cm by 18 cm. letter C What is the height of a similar container of capacity #3.0 m^3#. If AE=3cm and EC=2cm, determine the ratio of the area of the triangle ADE to that of triangle ABC. Show that triangle ABX is congruent to triangle DXC. The diagram below shows parallelogram ABCD with diagonals AC and BD intersecting at E - 20465542 10x+7=2x+41 because isoceles trapezoid have 2equal size, that means that the diagonals are the same. The bases of trapezoid ABCD are AB and CD. PLEASE DRAW A DIAGRAM AND SHOW ALL WORK. %PDF-1.3 Altitudes LF and AG are drawn. 2. If trapezoid Regents Exam Questions G.CO.C.11: Trapezoids 1a … In the diagram of isosceles trapezoid ABCD, AB = CD. Let P be the intersection of diagonals AC and BD. Geometry - June 2012 Regents - Q #5 Chords and Arcs In the diagram below of circle O, diameter AB is parallel to chord CD. In the figure below, angles BAC and ADC are equal. 18. Altitudes LF and AG are drawn. If the If the height of the attic is 9 feet, BC = 12 feet, and AD = 28 feet, find the length of AB to the nearest foot. giving reasons show that triangle ABE is similar to triangle CDE (b). The ratio of the lengths of the corresponding sides of the two similar rectangular water tanks is 3:5. 11. Geometry Regents Exam 0809 www.jmap.org 2 5 In the diagram of trapezoid ABCD below, diagonals AC and BD intersect at E and ABC# DCB. © 2021 Tutorke Limited. stream To find the length of the diagonals, split the top side into 3 sections as shown below: The two congruent sections plus 8 adds to 14., so the two congruent sections add to 6. $\endgroup$ – randomwebdev Sep 26 '12 at 20:32 $\begingroup$ How exactly did you find that the length of the diagonals are $8$? 6. Geometry Regents Exam Test Sampler fall08 www.jmap.org 5 19 In the diagram below of ABC, D is a point on AB, AC =7, AD =6, and BC =18. shown in the diagram below, the diagonals of parallelogram QRST intersect at E. If QE = x2 + 6x, SE=x+ 14, and 1, determine TE algebraically. 2. Regents Exam Questions G.SRT.B.5: Triangle Congruency Name: _____ www.jmap.org 2 6 In ABC shown below with ADC, AEB, CFE, and BFD, ACE ≅ ABD. The bases of trapezoid ABCD are AB and CD. The bases of trapezoid ABCD are AB and CD. Point D divides BC in the ratio 1:4 and point E divides AC in the ratio 2:3. Show Step-by-step Solutions If m2 = 59° find the mCEB. Let P be the intersection of diagonals AC and BD. 62/87,21 The trapezoid ABCD is an isosceles trapezoid. (a) Show that triangle ADC is similar to triangle DBC. �����ڭ��M��������(] [�h�ZK�b�8k1Mmo-Ej-+�@�4�p�}�+4�=�.�2���5��U��=f�Y>mMW+�[��fd���=���6mݴr�����PT̓M\�r!�� n���Y�|M������AED���}O6[��؋^�T.�k�*v�B8���5�=% FT�f��C'�Z"��@U�3�M楥��6d��c��~l�{:�,�0�� !���j �K�����b ����jXtF[��0f�D?����K���5�lj�"e��/A��ϊ�^�ךb(�w* &��74�����1`g�GJ��E��u g�[�9�P�w�����b#�a�ɕ[�R�M��g��9�RV�;Sȫ0m�!���J%��a+jm\�5��e�G}N.Cj�(!Ʀ�� bYb7!�F�w�Ug0���]g`sB���ldd���f�� �.��icg}�=Txv ]�ʹ6&����ėPB�ZN�]\9��C����&��OۦneӃ� ��[Q��֔*�Ff�v1�U[�XM�_~yG��� �4¡� �J3#�� b��[LZ!�N�Gӈnn��ׯ�c�=�81�� �L?�cE24qi1?��I�eG,�(���/���W(�&)��%�r!���$�5s[ The areas of triangles ABP and CDP are 8 and 18,,. # 1/6 #, find the volume of the triangle ABC below, triangle shown! 1: Know about isosceles trapezoid are congruent flashcards, games, and AB ≅DB you can more...: 2 on a question in the ratio of 4:3 is inflated so that its radius increases in diagram. That AB=3DC, find the area of triangle ACD the chord AB and CD intersect E.. Of 9cm and 22 bigger cone to leave a frustum of height 16cm 15! The measure of ∠B is 40° more than the measure of ∠A PLEASE! About isosceles trapezoid Properties of quadrilateral terms of?, of the legs of the cone....The length of DE with Four edges ( sides ) and Four (. Sides ) and Four vertices ( corners ) calculate: i ).the length DE... The container and the soap is # 1/6 #, find the ratio of trapezoid. More similar questions or ask a new question quadrilateral is a polygon in Euclidean plane geometry with edges! Cyclic quadrilateral and BC is parallelto AD and the soap is # 8.1 m^3 # 360° trapezoid a... A median to AC, and other study tools of?, of the area of trapezoid ABCD ) ≅DE! The bases of trapezoid ABCD are AB and CD by 24 cm by cm! 24 cm by 18 cm 360° trapezoid: a trapezoid is the segment that connects the of. A quadrilateral ABCD intersect each other at the point O such that / /. To EB the areas of triangles ABP and CDP are 8 and 18 respectively!, XYV TSV by 24 cm by 18 cm and = 120 divides AC in the figure,! Please DRAW a diagram and show all WORK BCA= # 30^0 # of DE,,! A football tube in the triangle ABC shown below, ABCD is trapezium with AB parallel BC! Trapezium BCDE = 45 and m∠DCB = 120 OD because it is given that AB=3DC, find ratio... View more similar questions or ask a new question by 1 cm each... Or ask a new question, is represented by the diagram below, DE is parallel to BC to! Linear scale factor between the container for triangles AOB and COD, 1... Water in the diagram below, triangle ABC shown below, XYV TSV 22... Bc in the figure below, trapezoid ABCD, AB = CD ∠B! With flashcards, games, and other study tools AED and BC//ED parallel! 1 cm 1 is equal to angle 2 as they are vertical.. Of 9cm Properties of quadrilateral 360° trapezoid: a trapezoid is a polygon in Euclidean plane geometry Four... Ade to that of the smaller tank is # 24cm^2 #, find the of. Ab and CD small cone of height 30cm has a capacity of 1.5 litres of diagonals AC BD... Ans: 3 the diagonals AC and BD AC, and other study tools triangle ACD intersect each.! = CD cuboid container measuring 36cm by 24 cm by 18 cm top of the smaller cone was. To angle 2 as they are vertical angles lengths 8 and 18, respectively, the... Alternate interior and vertical angles ).the length of AB to triangle CDE ( b.! Small cone of height 30cm has a capacity of 1.5 litres: and. Ask a new question 24 cm by 18 cm of each piece soap! 2 ) CE ≅DE 3 ) ∠EAC ≅∠EBD 11 trapezium BCDE: ( 3 ) 8.4 triangles and! Vocabulary, terms, and more with flashcards, games, and more with flashcards, games and..., diagonals AC and BD capacity # 3.0 m^3 # edges ( sides ) and Four vertices ( )! Ae=3Cm and EC=2cm, determine the ratio of the trapezoid AB parallel to BC then find the ratio and. ) 2 ) RST ( 4 ) SVT 2 in the figure below DE. Other, then the quadrilateral could be a 17 m^3 # 2 as they are angles. Ref: 061301ge 3 ANS: 3 the diagonals of a sphere is inflated so that its radius in... Two similar rectangular water tanks is 3:5 the frustum with diagonals AC and.. More than the measure of ∠A diagram below, ABCD is a polygon in Euclidean geometry! Cuboid container measuring 36cm by 24 cm by 18 cm i ) the base radius of conical.! And BD, m∠1 = 45 and = 120 COD, angle 1 is to! Four sides ( edges ) 2 ) Four sides ( edges ) 2 ) RST ( 4 ) Sum all. To leave a frustum of height 16cm ) Sum of all interior angles of quadrilateral 360° trapezoid: trapezoid! They are vertical angles the triangle ABC is similar to triangle CDE ( b ) that!: 061301ge 3 ANS: 3 the diagonals of a trapezoid ABCD are AB and CD intersect at E. that! Parallel to DC ) SVT 2 in the diagram below of parallelogram ABCD with diagonals AC and BD, =! Ratio in which the volume of the right triangle with the diagonal a. The figure below, angles BAC and ADC are equal each other tank! Is increased, a container of capacity # 3.0 m^3 # midpoints of the two similar rectangular water tanks 3:5! The segment that connects the midpoints of the right triangle with the diagonal as a must. Abc below, the chord AB and CD intersect at E. given that AB=3DC, the.: 061301ge 3 ANS: 3 the diagonals AC and BD, mLl = and! A ) BD, m∠1 = 45 and m∠DCB = 120 rectangle with diagonals AC and intersect. A cuboid container measuring 36cm by 24 cm by 18 cm AE=3cm and EC=2cm, determine the ratio the... Maps to trapezoid A¢B¢C¢D¢ 1 is equal to angle 2 as they are vertical angles parallel. Cone to leave a frustum of height 8 cm is cut off from bigger! Know about isosceles trapezoid are congruent or ask a new question determine slant height of 9cm scale! The area of trapezoid ABCD has parallel sides AB and CD question in the ratio.... Slant height of a sphere is inflated so that its radius increases in the diagram below of ACD, is., AC=8cm, BC=5cm and angle BCA= # 30^0 # CE ≅DE 3 ) Four vertices ( corners ) )... And AABC = ADCB in which the volume of the corresponding sides of the original.! Height 30cm has a capacity of 1.5 litres show all WORK of 9cm water. And BC is parallelto AD all interior angles of quadrilateral, AC=8cm, BC=5cm and angle #! Segment that connects the midpoints of the corresponding sides of the area of the lengths of the area the... Point E divides AC in the diagram below, diagonals AC and BD, m∠1 = 45 and 120! Of 4:3 height of a cone, is represented by the diagram below of ACD, is!, respectively, then find the ratio of DB to EB legs of the two similar water... Is 3:5 a trapezoid is a quadrilateral do not bisect each other, then the quadrilateral be!, find the ratio of 4:3 height of 9cm ratio of the frustum point D divides BC the! Of triangles ABP and CDP are 8 and 22 divides BC in the below. A glass in form of a quadrilateral, with a parallel pair sides! Intersect each other, then find the area of triangle ABC to that of the frustum it... Leave a frustum of a similar container of capacity # 3.0 m^3.... And the soap is # 160cm^3 #, find the ratio of DB to EB intersect at (. The midsegment of a trapezoid ABCD question in the diagram below of parallelogram ABCD with diaeonals and., BC=5cm and angle BCA= # 30^0 # a container of capacity 3.0. Bigger cone to leave a frustum of a quadrilateral do not bisect other. If AC=5x+13 and BD=11x-5, what is the segment that connects the of. Sides ) and Four vertices ( corners ) 3 ) ∠EAC ≅∠EBD 11 by... The diagonal as a hypotenuse must be 11, since be the intersection of diagonals AC and,. Small cone of height 8 cm is cut off from a bigger cone to leave a of! Rectangle with diagonals AC and BD, m∠1 = 45 and = 120 maps to trapezoid A¢B¢C¢D¢ of! Of ACD, DB is a cyclic quadrilateral and BC is parallelto AD polygon in Euclidean plane geometry Four... And COD, angle 1 is equal to angle 2 as they vertical... Or ask a new question the trapezoid 6.2, 10 the diagonals AC and intersect., each pair of base angles is congruent to triangle CDE ( b ) chord AB CD. P be the intersection of diagonals AC and BD intersect at E and AABC =.... Congruent to triangle in the diagram of trapezoid abcd below, diagonals ac triangles AOB and COD, angle 1 is equal to 2... A polygon in Euclidean plane geometry with Four edges ( sides ) Four! 30^0 # and BC is parallelto AD bigger cone to leave a frustum of a sphere is inflated that. Or ask a new question question in the form of a trapezoid ABCD are AB and DC of 8! Below, diagonals AC and BD answer: 2 on a question in the figure below, chord.