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The radius of a circle is 15 cm and the ...

The radius of a circle is 15 cm and the length of one chord of the circle is 20 cm. What is the distance of the chord from the centre of the circle?
एक वृत्त की त्रिज्या 15 सेमी है और वृत्त के एक जीवा की लंबाई 20 सेमी है। वृत्त के केंद्र से जीवा की दूरी क्या है?

A

`5 sqrt5 cm`

B

`5 sqrt3 cm`

C

`5 sqrt2 cm`

D

`3 sqrt3 cm`

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