10. The length of a roller is 40cm, its diameter is 14cm. How much area will
be covered in one revolution?
1760 sqcm
176 sqcm
3520 sqcm
352 sqcm
Answers
Answered by
2
Answer:
1760sqcm
Step-by-step explanation:
Height =40cm
Diameter=14cm
Therefore,radius=7cm
Area covered in one revolution = Curved Surface area
CSA=2x22/7x7x40
=2x22x40=1760sqcm
Answered by
5
Answer:
a) is answer dear friend
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