The circumference of a circle exceeds its diameter by 67.2 cm then the circumference is ____
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Hey,
2πr-d=67.2
2πr-2r=67.2 (since diameter is twice of radius)
Taking 2r common,
2r(π)=67.2
2r*22/7=67.2
r=67.2*7/44
r=10.69cm.
Circumference =2πr
=(2*22/7*10.69)cm
=67.19cm.
Hope this helps you!!
2πr-d=67.2
2πr-2r=67.2 (since diameter is twice of radius)
Taking 2r common,
2r(π)=67.2
2r*22/7=67.2
r=67.2*7/44
r=10.69cm.
Circumference =2πr
=(2*22/7*10.69)cm
=67.19cm.
Hope this helps you!!
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