164k views
1 vote
21/64 Marks

Work out the perimeter of a semicircle with radius 3 cm.
Give your answer in terms of it.
I
3 cm

21/64 Marks Work out the perimeter of a semicircle with radius 3 cm. Give your answer-example-1

1 Answer

4 votes
Semicircle C = (πr + 2r) maybe try to write the formula first and then calculate (3•3.14+2•3)=15.424..cm
User Jason Leveille
by
6.1k points