find the perimeter of a semicircular Protector of radius 7.2 CM also find its area
Answers
Answered by
2
Given:- radius= 7.2cm
To find:- Perimeter of semicircle
Solution:-
Perimeter or Circumference of semicircle = πr
=3.14×7.2
=22.608cm
Area of semicircle = πr^2
=3.14×7.2×7.2
=162.7776 sq. cm
Similar questions