Question 72
Find the perimeter of the given figure.
Radius of the given figure = 6.3 m
Two sectors in the given figure is forming a semi-circle.
Perimeter
=2πr2+4r=πr+4r
=227×6.3+4×6.3=22×0.9+4×6.3=19.8+25.2=45 m
Therefore, required perimeter = 45 m