A rectangular paper is folded into a cylinder of 44 x 20. How much is its area / capacity? 3020cm²,3080cm²,3120cm²,3160cm²(solve step by step)
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perimeter=40*20=800 for both
2*[22/7]*r=800
r=800*[7\22]*[1\2]
200*[7/11]
127.2727=r
area = [22\7]*r^2
=[22\7]*16198.34
=3.14*16198.34
=50909.2[approx]
2*[22/7]*r=800
r=800*[7\22]*[1\2]
200*[7/11]
127.2727=r
area = [22\7]*r^2
=[22\7]*16198.34
=3.14*16198.34
=50909.2[approx]
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1
here is your answer...
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