Four mark exercise problems I — task. Mathematics State Board, Class 7.

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1. There is a circular lawn of radius

$28 \ m$ . A path of

$7 \ m$ width is laid around the lawn. What will be the area of the path?

Answer:

Area of the path

$=$

$m^2$

2. A circular carpet whose radius is

$106 \ cm$ is laid on a circular hall of radius

$120 \ cm$ . Find the area of the hall uncovered by the carpet.

Answer:

Area of the hall uncovered by the carpet

$=$

$cm^2$

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8. Four mark exercise problems I