The radii of two circles are 20 cm and 13cm. Find the difference between their circumference
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Step-by-step explanations
In first circle
Radius of circle= 20cm
Circumference of circle=2πr
2×3.14×20
=125.69cm
Radius of second circle =13cm
Circumference of second circle =2πr
2×3.14×13
=81.64
Difference between circumference of circle=circumference of first circle-circumfre ce of second circle
125.60 -81.64=
43.90
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