Question

find the height of a cylinder whose is 7cm and the total surface area is 440square cm​

Answer 1

Step-by-step explanation:

total surface area;2πrh(r+h)

2×22/7×3.5×h(3.5+h)

770cm=440

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Answer 2

Answer:

Height =10 cm

Step-by-step explanation:

Tsa Of Cylinder = 2πrh

2X22/7x7Xh=440

=44xh=440

=H=440/44

=h=10-Ans.

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