Question

Distance of chord AB from the centre of a circle is 8 cm. Length of the chord AB is 12 cm.Find the diameter of circle​

Answer 1

Step-by-step explanation:

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Answer 2

Given length of chord AB = 12 cm.

Distance of chord from center = 8 cm.

OC=8 cm .AC= 12/2 =6 cm

In △OAC

OA²= Ac²+OC²

OA²=(6)²+(8)²= 36+64

[ OA=10 cm].

∴ Diameter of circle is 2(OA) = 20 cm