CBSE Class 9 Answered
In the figure, 
ABC = 45o, Prove that OA 
OC.
ABC = 45o, Prove that OA OC.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Join AC.
ABC
= 45o AOC AOC = 2 ABC
AOC
= 2 
45o = 90o
Since, the angle subtended by an arc (here AC)at the centre is double the angle subtended by it at any point on the remaining part of the circle.
OA 
OC.
Answered by | 04 Jun, 2014, 03:23: PM
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