Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN: 9781337614085
Author: Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher: Cengage,
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2x
C.
A and B are points on the circumference of a circle, centre O.
CA is a tangent to the circle.
Angle CAB = 2x
%3D
Prove that angle AOB = 4x
Give reasons for each stage of your working.
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Transcribed Image Text:2x C. A and B are points on the circumference of a circle, centre O. CA is a tangent to the circle. Angle CAB = 2x %3D Prove that angle AOB = 4x Give reasons for each stage of your working.
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