Problema Solution
the side of an equilateral triangle is 7 inches shorter than the side of a square. the perimeter of the square is 39 inches more than the perimeter of the triangle.
Find the length of a side of the square.
Answer provided by our tutors
Let side of square be x inches
x-7=side of triangle
Also perimeter of square= 4*x
perimeter of triangle=3*(x-7)
It is given that
39+3*(x-7)=4*x
x=18.
So length of side of square is 18 inches.