Question

find the area of the circle whose radius is 2.1 metre​

Answer 1

Answer:

area = pi*r*r

so

22/7*2.1*2.1

138.6 answer

Answer 2

Answer:

• Answer is 138.6

Step-by-step explanation:

Area of a circle=

$\pi \: r ^{2}$

Pie= 22/7

Radius= 2.1m

so,

22/7*(2.1)>2

22/7*44.1

Remove the point 7 will be 70.

22/70*441=138.6