Q13 of 40 Page 1

The perimeters of two similar triangles ∆ABC and ∆PQR are 35cm and 45cm respectively, then the ratio of the areas of the two triangles is______________.

7:9


The ratio of areas of similar triangles is equal to the ratio of their corresponding perimeters



∴ Area (∆ABC) : Area (∆ABC) = 7 : 9


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