Problema Solution
a truss is in the form of an isosceles triangle. each of the equal sides is 4 feet shorter than the third side. if the perimeter is 25 feet, find the lengths of the sides.
Answer provided by our tutors
Let the sides be x, x and x - 4.
3X - 4 = 25 ,
X = 29/3 = 9.667
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