Q1. Find area of each figure. Give your answers correct to 2 decimal places. (take
TT=3.14)
(10)
a) A quarter circle of radius 31 cm
b) A semicircle of diameter 44cm
Answers
Answered by
1
Answer:
I) area of a circle=πr^2
area of quarter circle=1/4*πr^2
=22/7*1/4*0.31cm*0.31cm
=1.21m^2
ii) area of semicircle=1/2*22/7*r^2
=11/7*0.22*0.22
=0.08m^2
Similar questions