CTET PAPER II 2021 · PYQ · Mensuration / Cube Surface Area · easy
The volume of a cube is 2197 cm³. What is its lateral surface area (in cm²)?
Answer
The correct answer is A: 676. Volume of cube = side³ = 2197 cm³, so side = ∛2197 = 13 cm. Lateral surface area of cube = 4 × side² = 4 × 169 = 676 cm².
A.676✓ Correct
B.576
C.845
D.1014
Explanation
Volume of cube = side³ = 2197 cm³, so side = ∛2197 = 13 cm. Lateral surface area of cube = 4 × side² = 4 × 169 = 676 cm². Hence the answer is 676 cm².
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