Question

find the perimeter of the following shapes to 1 DP take pi is equals to 3.15​​

Answer 1

Answer:

Perimeter of rectangle=2(8+3)=22

perimeter (cercufirence) of bigger semicircle=3.15*4=12.6

perimeter of smaller semicircle=3.15*2=6.3

add all of the value:-

22+12.6+6.3=42.9