Use the circle below to complete Parts A, B, and C. Show all work. 109⁰ O 9 cm F 40 cm Part B: If HC: = E 32 cm C Part A: Write a proof proving m/EDC = 90°, showing DC is tangent to circle E at point D. 7x – 2, find the value of x. Part C: Find the measure of ZDCG.
Use the circle below to complete Parts A, B, and C. Show all work. 109⁰ O 9 cm F 40 cm Part B: If HC: = E 32 cm C Part A: Write a proof proving m/EDC = 90°, showing DC is tangent to circle E at point D. 7x – 2, find the value of x. Part C: Find the measure of ZDCG.
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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Transcribed Image Text:Use the circle below to complete Parts A, B, and C. Show all
work.
109⁰
9 cm
F
40 cm
E
G
H
32 cm
Part A: Write a proof proving m/EDC = 90°, showing
DC is tangent to circle E at point D.
Part B: If HC = 7x - 2, find the value of x.
Part C: Find the measure of <DCG.
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