A cylindrical boat roller has it's length equal to it's base radius is 42cm.How much area does it level if it rolls once.
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Answered by
1
Step-by-step explanation:
the area covered by one roll will be the circumfrence of the circle
circumfrence = 2πr
2 x 22/7 x 42
=2 x 22 x 6
=264 cm
Answered by
0
Answer:
264cm
Step-by-step explanation:
2πr=2×22/7×42
=44×6
=246cm
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