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Mathematics 12 Online
OpenStudy (anonymous):

The sides of a triangle are in the ratio 3 4 5. What is the length of each side if the perimeter of the triangle is 90 cm?

OpenStudy (midhun.madhu1987):

Let the sides be 3x , 4x and 5x. Perimeter = 90 So, 3x + 4x + 5x = 90 find x.

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