2023
Mathematics
POST UTME
Calculate the surface area of a hollow cylinder which is closed at one end. If the base radius is 3.5 cm and the height 8 cm ( )
A.
126.5 cm2
B.
165 cm2
C.
176 cm2
D.
214.5 cm2
Correct Answer: 214.5 cm2
Explanation
surface area of a cylinder =
surface area of a cylinder =
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