Web Analytics
hibebe
Answered

What is the approximate circumference of a semicircle with a radius of 12 centimeters?


18.8 centimeters


37.7 centimeters


75.4 centimeters


150.7 centimeters

Verified Answer :

ammm

you do Pi×Radius^2
so 24×Pi=75.4
then 75.4÷2=37.7

kelle1205

Circumference of circle is 2piradius
so 23.141612 = 75.4 cm
circumference of semicircle would be (1/2) (75.4) = 37.7 cm
answer is 37.7 cm

Related Questions