What does 2r in a semi circle denote?
Answers
Answered by
3
Hi...
2r denote the diameter....
Used in perimeter pie*r+2r
2r denote the diameter....
Used in perimeter pie*r+2r
iamavery:
is 2r only used in semi circles??
Answered by
0
r is generally used to denote the radius of a circle. 2r is twice r which id diameter of the circle.and no, 2r is not exclusive to semicircles. it is used in any sum with a circle in it
Similar questions