What is the volume of a sphere with a radius of 3 cm?
Answer and explanation
Correct answer: C. 36pi cm^3
- Step 1: Volume = (4/3) pi r^3. Step 2. (4/3) pi 3^3 = (4/3) pi 27 = 36pi cm^3. Answer: 36pi cm^3. Why not the others: 12pi uses (4/3) pi r^2.
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