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Mathematics for IGCSE & O level - Similarity (Section 1 - No. 9)

If the ratio of the sides of two similar figures is 2:5, what is the ratio of their areas?
2:5
4:10
4:25
8:125

स्पष्टीकरण

The area ratio is the square of the side length ratio, hence 2²:5²=4:25.

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