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Similar Triangles

The perimeter...

Question

The perimeters of two similar triangles are 25 cm and 15 cm respectively. If one side of first triangle is 9 cm, the corresponding side of the other triangle is

A

4.5 cm

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B

5.4 cm

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C

3 cm

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D

5.6 cm

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Solution

The correct option is B
5.4 cm

Ratio of the corresponding sides of two similar triangles is the same as the ratio of their perimeters.

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