Question

The circumference of a circle is 176cm.if the sectorial angle is 45° the area of sector in cm² is​

Answer 1

Answer:

The circumference of circle is 2πr=176

2×

7

22

×r=176

r=176×

22

7

2

1

r=7×4=28cm

Area of circle is πr

2

=

7

22

×28×28=88×28=2464cm

2