SOLUTION: 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?
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Question 645474: 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?
Answer by sachi(548) (Show Source): You can put this solution on YOUR website!
sides of a triangle are in the ratio 3 : 4 : 5
so the sides be 3x,4x&5x
now 3x+4x+5x=90
or 12x=90
or x=90/12=7.5
so the side are 22.5,30& 37.5
ans
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