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Which among the following angles is congruent to ZC?

Which among the following angles is congruent to ZC?

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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b) 10 cm. For #38 to #45; Given: Isosceles trapezoid CORE with median XY c) 10.5 cm. d) 21 cm. C Y E R 38. Which among the following angles is congruent to ZC? a) 2C 39. What angle is supplementary to ZR? a) ZC_ 40. If CO= 4m. and ER= 10 m., what is the length of the median? a) 7 m. 41. If m<R= 80°, what is mZC? a) 60° 42. What side of trapezoid CORE is congruent to CE? a) OR 43. What reason will account for #42? a) Theorem 7 44. What reason will establish that ZE ZR? a) Theorem 7 of Quadrilaterals b) Theorem 8 of Quadrilaterals c) Theorem 9 of Quadrilaterals 45. Drawing CR and OE by construction, is CR | OE? a) Yes b) 20 c) ZR d)ZYXE b) 20 c) ZR d)ZXYE. b) 8 m. c) 10 m. d) 11 m. b) 100° c) 120° d) 180° -. b) RE c) CE d) XY b) Theorem 8 c) Theorem 9 of Quadrilaterals d) Definition of isosceles trapezoid b) No
Transcribed Image Text:b) 10 cm. For #38 to #45; Given: Isosceles trapezoid CORE with median XY c) 10.5 cm. d) 21 cm. C Y E R 38. Which among the following angles is congruent to ZC? a) 2C 39. What angle is supplementary to ZR? a) ZC_ 40. If CO= 4m. and ER= 10 m., what is the length of the median? a) 7 m. 41. If m<R= 80°, what is mZC? a) 60° 42. What side of trapezoid CORE is congruent to CE? a) OR 43. What reason will account for #42? a) Theorem 7 44. What reason will establish that ZE ZR? a) Theorem 7 of Quadrilaterals b) Theorem 8 of Quadrilaterals c) Theorem 9 of Quadrilaterals 45. Drawing CR and OE by construction, is CR | OE? a) Yes b) 20 c) ZR d)ZYXE b) 20 c) ZR d)ZXYE. b) 8 m. c) 10 m. d) 11 m. b) 100° c) 120° d) 180° -. b) RE c) CE d) XY b) Theorem 8 c) Theorem 9 of Quadrilaterals d) Definition of isosceles trapezoid b) No
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