Triangle PQR is similar to Triangle ABC such that Area of Triangle PQR = 4(area of triangle ABC) Find the ratio their perimeter

Asked by  | 29th Jul, 2012, 06:55: PM

Expert Answer:

The ratio of areas is the square of the ratio of perimeters.
If area(triangle PQR)/area(triangle ABC) = 4
then, perimeter(triangle PQR)/perimeter(triangle ABC) = 2

Answered by  | 30th Jul, 2012, 09:04: AM

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