show that the ratio of circumference of a circle to its diameter is constant(value of pie is always constant
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the circumference of circle=2πr
were r is the radius
and diameter =2r
therefore ratio of circumference/diameter=
2πr/2r=π
hence π is the ratio which is constant always
were r is the radius
and diameter =2r
therefore ratio of circumference/diameter=
2πr/2r=π
hence π is the ratio which is constant always
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