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10-08-2021
Mathematics

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If the curved surface area of a cylinder with height 15cm is 1320cm², find total surface area

Respuesta :

10-08-2021

Answer:

2552cm^2

Step-by-step explanation:

C.S.A=1320cm^2 ;r=?

h=15cm.

[C.S.A. = 2πrh]

(r=1320×7/660=14cm)

Now,

TSA of cylinder = 2πr (h + r) sq

TSA=2×22/7(15+14)=2552cm^2

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