Question

From a circular sheet of radius 4 cm, a circle of radius 3 cm is removed. Find the area
of the remaining sheet. ​

Answer 1

Answer:

.

Step-by-step explanation:

Answer

The area of the circular sheet with 4cm radius is,

A=πr

2

=16π

The area of the circular sheet with 3cm radius is,

A=πr

2

=9π

Since the circle with radius 3cm is removed, then the remaining area is,

A=16π−9π

=7π

=7×3.14

=21.98cm

2

Answer 2

Answer:

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