Find the circumference of circle whose radius is 21 cm
modasiadakshdaksh:
2×22×21÷7
Answers
Answered by
3
Answer:
132
Step-by-step explanation:
circumference = 2 π r
2 × 22/7 × 21 = 132
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it is 2 1/2 pcpa
please write the full form of pcpa
Percent Compounded Per Annum
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Answered by
3
Answer:
132cm
Step-by-step explanation:
circumference=2πr
π =22/7
radius =21cm
circumference=2*22/7*21
=132cm
If didn't understand the calculation look into the file... attached..
May this helps!!!
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