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If each side of a triangle is increased by 4cm, the ratio of the perimeters of the new triangle and the given triangle is 7:5
Find the perimeter of the given triangle
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each side is increased by 4cm .. (given)
let a = b = c = 4x ..(x is commom multiple)
the ratio of perimeter = 7 : 5
the perimeter of triangle = 180
a + b + c = 180
4x + 4x + 4x = 180
12x= 180
x=90
a + b + c = 180
aage aaap khud krlo mujhe late ho rha h wrna mai aapko ams de deti
Srry
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