Circumference:-
[tex]\\ \bull\sf\dashrightarrow 2\pi r[/tex]
[tex]\\ \bull\sf\dashrightarrow 4(3.14)[/tex]
[tex]\\ \bull\sf\dashrightarrow 12.56m[/tex]
Area.
[tex]\\ \bull\sf\dashrightarrow \pi r^2[/tex]
[tex]\\ \bull\sf\dashrightarrow 3.14(2)^2[/tex]
[tex]\\ \bull\sf\dashrightarrow 3.14(4)[/tex]
[tex]\\ \bull\sf\dashrightarrow 12.56m^2[/tex]
