The side length of a cube is doubled. By what factor does its volume increase?
Answer and explanation
Correct answer: C. 8
- Step 1: Volume of a cube is .
- Step 2: With side the volume is .
- Step 3: The volume is multiplied by .
Answer
8.
Why not the others: 2: This is the factor for lengths, not volume. 4: This is the factor for areas, not volume. 6: This multiplies the side factor by the power , instead of raising to the power .
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