Two similar cubes have side lengths in the ratio 1 : 5. What is the ratio of their surface areas?
Options
A
1 : 5
B
1 : 10
C
1 : 25
D
1 : 15
Answer & Analysis
Answer
C
Analysis
Question Analysis
This question assesses the application of the rule that the ratio of surface areas of similar 3D objects is the square of the ratio of their corresponding linear dimensions.
Key Concept Explanation
If two 3D figures are similar:
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