Math, asked by harshal9860293159, 10 months ago

find the perimeter of a sector of a circle if its measure is 90degree radius is 7 cm
plzz give the explanation

Answers

Answered by varun3782

1

Step-by-step explanation:

perimeter of full circle of 360° is2πr

perimeter of 1/4 of circle is (1/4)2πr

=1/4×2×22/7×7

=11

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