Question

If the perimeter of a semi circular protractor is 36 cm, find the area of the protractor.
Dont spam plz

Answer 1

Answer:

18 cm2

Step-by-step explanation:

perimeter = 36 cm

perimeter of semi circle = pier

36=22/7×r

36×7/22=18×7/11=11.45

area= pier2/2

=11.45×22/7/2

=18 cm2 is the area