Question

the perimeter of the circle is 42cm.find its area of the circle​

Answer 1

Answer:

The answer is 140.31

Step-by-step explanation:

the perimeter of the circle=42

2πr=42

2×22/7×r=42

r=42×7/2×22

r=147/22cm

Now,

area of the circle=πr^2

22/7×147/22×147/22

=> 3087/22

140.31