Question

In the figure, O is the center of the circle. If ∠BAC = 50°, find ∠BOC

Answer 1

To theorem: angle subtended by an arc at the center of the circle is double to the handle subtended at the another part of the circle.

So,a angle BOC= 2 angleBAC
angle BOC=2×50°
angle BOC= 100°

Answer 2

Step-by-step explanation:

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