The area of two similar triangles are 169 cm2 and 121 cm2 respectively, If the longest side of the largest triangle is 26 cm, find the longest side of the smaller triangle?
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Solution
Given the area of Δ1=169cm2and area of Δ2=121cm2
Let longest side of the smaller triangle be x.
For two similar triangles, the ratio of the areas of two similar triangles is equal to the square of the ratio of their corresponding sides.