Assignment Title: Proof and Applications of the theorem related to circle. In the figure, AB = CD and AB||CD a. Prove that O is the center of the circle. b. If OE = x cm of the circle with center O, then prove that OF = x cm. %3D c. If OE the value of x х ст, ОА 5cm and AB (2x + 2) cm of the circle with center O, then find d. If O is the centre of circle and OAE = 30°, then prove that AAOD is an equilateral triangle.

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
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Assignment Title: Proof and Applications of the theorem related to circle.
D.
In the figure, AB = CD and AB||CD
a. Prove that O is the center of the circle.
b. If OE = x cm of the circle with center 0, then prove that OF = x cm.
c. If OE = x cm, OA
5cm and AB
(2x + 2) cm of the circle with center O, then find
the value of x
d. If O is the centre of circle and 20AE = 30°, then prove that AAOD is an equilateral triangle.
Transcribed Image Text:Assignment Title: Proof and Applications of the theorem related to circle. D. In the figure, AB = CD and AB||CD a. Prove that O is the center of the circle. b. If OE = x cm of the circle with center 0, then prove that OF = x cm. c. If OE = x cm, OA 5cm and AB (2x + 2) cm of the circle with center O, then find the value of x d. If O is the centre of circle and 20AE = 30°, then prove that AAOD is an equilateral triangle.
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