the outer diameter of a pipe is 100 cm, and then the outer circumference will be ...................
a) 62.8msquare b)628.32mmsquare c)6283.2msquare d)628.32cmsquare
what is correct answer tell me
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Pipe shape is circle
Then circumference of circle is = 2πr
=πd
= 22/7× 100
= 314.28 cm
Then circumference of circle is = 2πr
=πd
= 22/7× 100
= 314.28 cm
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this answer not option
my option correct ans. tell me
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