Math, asked by abinopoulose1274, 1 year ago

Calculate the perimeter of quadrant of a circle of radius 21 cm

Answers

Answered by loneaamir1431

6

Perimeter of a circle= 2×22/7×r×theta/360 degree
here theta=90 degree
and radius= 21
=2×22/7×21×90/360
=540cm

Answered by thushard28

2

Answer:

Step-by-step explanation:

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