Question

the diameter of the base of a right circular cylinder is 4.2 and its height is 1 dm find the area of surface in CM square

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Answer 1

Explanation:

2*22/7*2.1*1

13.2 dm

1.32 cm^2

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Answer 2

Explanation:

2*22/7*2.1*1

=13.2dm

=1.32cm^2