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Sector of a Circle

The length of...

Question

The length of chord of circle with radius 10cm drawn at a distance of 8cm

A

12cm

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B

10cm

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C

14cm

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D

30cm

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Solution

The correct option is A 12cm

The radius is $10 c m$
The distance is $8 c m$
The length of chord is $2 \sqrt{r^{2} - d^{2}} 2 \sqrt{100 - 64} 2 \sqrt{36} = 12 c m$

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