how to find perimeter of circle with diameter 2.5
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perimeter=circumference = 2πr
here r= 2.5/2 = 5/4
equate r in 2πr [π(pi) is a irrational constant = 22/7 or 3.14]
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here r= 2.5/2 = 5/4
equate r in 2πr [π(pi) is a irrational constant = 22/7 or 3.14]
please follow me
Answered by
1
Solution:-
Perimeter of a circle = Circumference of the circle
diameter=2.5
Circumference =2πr
=πd
=22/7×2.5
=7.85 unit
So Perimeter of the circle =7.85 unit
Perimeter of a circle = Circumference of the circle
diameter=2.5
Circumference =2πr
=πd
=22/7×2.5
=7.85 unit
So Perimeter of the circle =7.85 unit
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