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Circumcentre and Its Construction

In a right an...

Question

In a right angled triangle, hypotenuse is 20 cm. Find the radius of the circumcircle.

A

5 cm

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B

10 cm

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C

15 cm

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D

20 cm

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Solution

The correct option is B 10 cm
In a right angled triangle, radius of the circumcircle is equal to half of the hypotenuse.

Therefore, radius of the circumcircle $\frac{20 c m}{2} = 10 c m$

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