Question

find the area of circle whose daimeter is 4.2m​

Answer 1

Answer:

Area of circle

A

=

13.86

c

m

2

Explanation:

Area of circle

A

=

π

r

2

Radius (r) = Diameter (d) / 2

Given

r

=

d

2

=

4.2

2

=

2.1

c

m

A

r

e

a

=

A

=

π

r

2

=

π

⋅

2.1

2

=

(

22

7

)

⋅

2.1

2

=

13.86

c

m

2

I hope this helps you.

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Answer 2

Here is ur answer mate!!!!!!