the side of an equilateral triangle is 2 inches shorter than the side of a square. The perimeter of the square is 31 inches more than the perimeter of the triangle. Find the length of a side of the square

Question

the side of an equilateral triangle is 2 inches shorter than the side of a square. The perimeter of the square is 31 inches more than the perimeter of the  triangle. Find the length of a side of the square

aravindg · Answer

let x be side of square

aravindg · Answer

4x=31+perimeter of triangle

aravindg · Answer

now  side of equilateral triangle =x-2

aravindg · Answer

perimeter of equilateral triangle=(x-2)+(x-2)+(x-2)

aravindg · Answer

substitute in our above qn and solve for x

aravindg · Answer

gt it @jeilyn ?

anonymous · Answer

kind of but  not really...sorry

aravindg · Answer

where do u have doubt?

anonymous · Answer

ok i get the part of 4x= 31+? but the rest i didnt understand