two equal sides of triangle are 5m less than twice the third side if the perimeter of triangle is 55 M find the length of its sides
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let the 3rd side be x
so two equal sides = 2x-5
ATQ,
x+2x-5+2x-5=55
5x-10=55
5x=65
x=13
3rd side=13m
two equal sides= 21m
so two equal sides = 2x-5
ATQ,
x+2x-5+2x-5=55
5x-10=55
5x=65
x=13
3rd side=13m
two equal sides= 21m
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