Find the radius of the semicircle if its perimeter is 18cm
Answers
Answered by
0
perimeter of semi circle = 2r(pi +2)
9/(pi+2)=r
9/(pi+2)=r
Answered by
0
Circumference or perimeter of a circle = 2πr
18 cm = 2*22/7*r
radius = 18*7/44
radius is 2.86 cm
hope it's help you
.... please mark this answer as brainlist .......
18 cm = 2*22/7*r
radius = 18*7/44
radius is 2.86 cm
hope it's help you
.... please mark this answer as brainlist .......
Similar questions