Question

Q 6 If the perimeter of a
semicircular protractor is 72 cm
where it = 22/7, then the
diameter of protractor is
(A) 14 cm
(B) 33 cm
(C) 28 cm
(D) 42 cm​

Answer 1

Answer:

The answers is (B) 33 okk

Answer 2

ANSWER:

(c)28 cm.

Step-by-step explanation:

perimeter of a semi circle= pie r+2r

=r(pie+2)

According to the que.,r(22/7+2)=72

so, r=72×7/36=14

Therefore, d= 28.

Thank you.