Math, asked by palak5988, 2 months ago

3 What is the perimeter of a sector of angle 45° of a circle with radius 7 cm?

Answers

Answered by Anonymous

8

Answer:

perimeter of circle = 2 pie R = 2x22/7x7 = 44 cm

lenth of sector = 44/8 = 5.5 cm

perimeter of sector = 7+7+5.5 = 19.5 cm

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