Question

find the area of the quadrant whose radius is 140 cm​

Answer 1

Step-by-step explanation:

Given the radius of the circle is 14 cm.

Then the area of the circle =πr

2

=

7

22

×(14)

2

=

7

22

×4×7

2

=4×154 cm

2

.

Then the area of a quadrant of the circle is

4

4×154

=154 cm

2

.