1.

Two equal sides of a triangle are each 5 meters less than twice the third side. If the permeter of the triangle is 55 meters, find the length of its sides? ​

Answer»

Given :-

TWO equal sides of a triangle are each 5 meters less than twice the third SIDE. If the perimeter of the triangle is 55 meters,

To Find :-

Length of sides

Solution :-

Let the unequal side be x

Then, equal side = 2x - 5

2x - 5 + 2x - 5 + x = 55

5x - 10 = 55

5x = 55 + 10

5x =  65

x = 65/5

x = 13

Sides of the triangle are

x = 13 m

x = 13 m

2x - 5 = 2(13) - 5 = 26 - 5 = 21 m



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