Exemplar exercise problems V — task. Mathematics CBSE, Class 10.

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1. The area of the square that can be inscribed in a circle of radius

$8 \ cm$ is

$128 \ cm^2$
$64 \sqrt{2} \ cm^2$
$256 \ cm^2$
$64 \ cm^2$

2. The radius of a circle whose circumference is equal to the sum of the circumferences of the two circles of diameters

$36 \ cm$ and

$20 \ cm$ is

$16 \ cm$
$42 \ cm$
$56 \ cm$
$28 \ cm$

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