99.
The tangent PQ at the point P of a circle of radius 6 cm meets a line through the centre O ata
point Q so that OQ =12. Then length of PQ is
(A) 63
[B] 18
[C] 316
[D] 36
Answers
Answered by
5
Answer:
180
Explanation:
in question ,it makes a ∆ POQ
H²=P²+B²
H²=12²+6²
=144+36
= 180cm
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