If the surface area of a sphere is
cm², what is its radius?
Options
A
2
B
3
C
6
D
9
Answer & Analysis
Answer
B
Analysis
Question Analysis
This question asks you to find the radius from a known surface area.
The main focus is solving an equation using the formula backward.
Key Concept Explanation
The surface area of a sphere is given by the formula .
Step-by-step Solution
1. Surface area:
2. Cancel
Click "Show Answer" to reveal the answer and analysis
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