the radius of a circular surface of a cylinder is 8.4 cm and its height is 4.5 cm find(π =22/7)
a.)the total circular surface area
b.)the total curved surface area
c.) the total surface area
e) the volume of cylinder
please answer with solution full
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Answers
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Step-by-step explanation:
a). TCSA = 2πr (h + r)
= 2 x 22/7 (12.9)
= 81.1 cm^2
b). LSA = 2πrh.
= 2 x 22/7 x 4.5
= 28.29cm^2
c). TSA = 2πr^2
= 2 x 22/7 x 8.4 x 8.4
= 443.5cm^2
d). πr^2h
= 22/7 x 8.4 x 8.4 x 4.5
= 997.5cm^3
Hope it helps you, <3
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