Question

In the diagram tangent AB and secant ACD are drawn to the circle with circle with Centre O from point A. AB= 6 and AC=4 .Find AD​

Answer 1

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HEY MATE!!

THERE IS A PRINCIPLE WHICH STATE THAT

AD/AB= AB/AC

Plugging the known values we have

AD/6= 6/4

AD= 36/4 = 9..

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