perimeter of semicircle
Answers
Answered by
2
pi r+2r is the formula for perimeter of aemicircke
Answered by
6
The perimeter of a circle is π × d where d is the diameter so half of that is 1/2 π × d. But If you are going to walk around asemicircle you need to go half way around the circle and then across a diagonal to get back to where you started so theperimeter is 1/2 π × d + d.
Riyagairola:
thank you
Similar questions