1.

From a circular sheet of a radius 5 cm, a circle of radius 3 cm is removed. Find the areaof the remaining sheet.​

Answer»

ANSWER:

50.24cm²

Step-by-step EXPLANATION:

RADIUS = 5cm

area of big CIRCULAR sheet = πr²

= 3.14x5x5

= 3.14x25

= 78.50cm²

radius = 3cm

Area of REMOVED circular sheet = πr²

= 3.14x3x3

= 3.14×9

= 28.26cm²

area of remaining sheet = 78.50cm² - 28.26cm²

= 50.24cm²


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