Question
A tangent to a circle of radius 5 cm is drawn from a
point 13 cm away from the center of the circle. Find the length of the tangent.Solution
Length of tangent = ā(distanceĀ² - radiusĀ²)Ā = ā(13Ā² - 5Ā²) = ā(169 - 25)Ā = ā144 = 12 cm.
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