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The radii of two concentric circle …

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The radii of two concentric circle are 13cm and 8cm. AB is a diameter of the bigger circle and BD is a tangent to the smaller circle touching it at D and intersecting the larger circle at P on producing. Find the length AP

Posted by Lakshay Dalla 6 years, 11 months ago

CBSE > Class 10 > Mathematics

1 answers

Harshika Saxena 6 years, 11 months ago

By Pythagoras theorem , AD = 10.25 . Then by the theorem , radius perpendicular to chord divides the chord in two equal parts . AD=AP , THEN AP = 20.5.......??

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