3
ALMultiple Choice

Volume of Prisms and Cylinders

Question 3 • Mathematical Models with Applications - MA4072 CR

Find the volume, to the nearest m3, of a cylinder with diameter 6 m and height 8 m.

Answer
A
226 m3
B
452 m3
C
207 m3
D
151 m3

Explanation

The cylinder’s radius is half its 6 m diameter, so r = 3 m. Using V = πr²h gives V = π(3²)(8) = 72π ≈ 226.2 m³, which rounds to 226 m³, choice A.

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