Question

# The areas of two similar triangles are 49 cm2 and 64 cm2 respectively. The ratio of their corresponding sides is ____.49:64 16:49 None of the above7:8

Solution

## The correct option is D 7:8 The ratio of areas of two similar triangles is equal to ratio of squares of corresponding sides. 4964=(Side of  first 1st triangle)2(Corresponding side of 2nd triangle)2   78=Side of  first 1st triangleCorresponding side of 2nd triangle  ⇒ Ratio of corresponding sides =7:8

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