A) \[{{90}^{o}}\]
B) \[{{180}^{o}}\]
C) \[{{160}^{o}}\]
D) \[{{100}^{o}}\]
Correct Answer: B
Solution :
A circle with centre O touches the sides AB, BC, CD and DA of a quadrilateral ABCD at the point P, Q, R and S respectively. Join OP, OQ, OR, OS. Since, the two tangents drawn from an external point to a circle subtend equal angles at the centre.You need to login to perform this action.
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