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Multiple Choice Questions

In the figure given below the radius of the circle is 6 cm and AT 4 cm The length of tangent PT is ........

Quantitative Aptitude (CDS) Coordinate Geometry

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In the figure given below, the radius of the circle is 6 cm and AT = 4 cm. The length of tangent PT is

6 cm

8 cm

9 cm

10 cmOT = OA + AT
OT = 6 + 4 = 10

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Explanation:

OT = OA + AT
OT = 6 + 4 = 10
In $\small \Delta$ OPT , OP² + PT² = OT²
6² + PT² = 10²
PT= 8 cm

By: Munesh Kumari

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