the length of tangent from a point 15cm from the center of the circle is 12cm find the radius of circle
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Using Pythagoras theorem,
15 × 15 = 12 × 12 + r^2
r^2 = 81
Radius of the circle is 9 cm.
-WonderGirl
15 × 15 = 12 × 12 + r^2
r^2 = 81
Radius of the circle is 9 cm.
-WonderGirl
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