The curved surface area of a cylinder is 880 cm² and its height is 10 cm. What is its volume? Take \(\pi = \frac{22}{7}\).
A. 6160 cm³
B. 3080 cm³
C. 12,320 cm³
D. 6260 cm³
A. 6160 cm³
B. 3080 cm³
C. 12,320 cm³
D. 6260 cm³
Best answer
Answer: A. 6160 cm³
Answer: (A) 6160 cm³
2πrh = 880 → r = \(\frac{880 \times 7}{2 \times 22 \times 10}\) = 14 cm.
Volume = πr²h = \(\frac{22}{7}\) × 196 × 10 = 6160 cm³.
Shortcut: V = CSA × r ÷ 2 = 880 × 14 ÷ 2 = 6160.
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