Find the circumference and area of semicircle whose diameter is 8.4
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Answered by
3
22/7*4.2+8.4=21.6 is the circumference and
22/7*4.2*4.2/2=27.72 is the area
22/7*4.2*4.2/2=27.72 is the area
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Answered by
3
d=8.4
r=8.4\20=4.2
c=2πr
=2×22\7×4.2=44×0.6=26.4
r=8.4\20=4.2
c=2πr
=2×22\7×4.2=44×0.6=26.4
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