Math, asked by rikchuangsangma230, 1 year ago

5. What is the perimeter of a sector of angle 45° of
a circle with radius 7 cm? (Use 7 = 22/7)
(CBSE 2008C)​

Answers

Answered by Amankumar1k
3

Answer:

19.5

Step-by-step explanation:

l=[45/360×2pi

5.5

p of sector OAB

=(7+7+5.5)

=19.5

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