Math, asked by yashnegi0990, 3 months ago

If the perimetre of a semicircular protractar is 36cm,find the diametre.
A. 14cm.
B. 16 cm
C. 18cm
D. 12cm

Answers

Answered by shrawani45

1

A.14 cm is the right answer

Answered by xyz1410

1

Answer:

36 ×2=72Area of circle

72=2×3.14×r

72=6.28×r

r=12cm(D)

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