Mathematics for IGCSE & O level - Similarity (Section 2 - No. 11)
A model of a building has a volume of 1000 cm³. The actual building is built to a scale of 1:100. What is the volume of the actual building?
100000 cm³
1000000 cm³
1000000000 cm³
10000000000 cm³
Explanation
The scale factor is 100. Volume scale factor = 100^3. The volume of the actual building is 1000 * (100)^3 = 1,000,000,000 cm³
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