CBSE Class 10 Maths (Standard) 2020 · Paper 30/4/1 · Question 4(b)
From an external point , the length of the tangent to a circle is cm and the distance of from the centre is cm. The radius of the circle is
- (a) cm
- (b) cm
- (c) cm
- (d) cm
Answer
(c) cm
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