# The sum of all the edges of the cube is 69cm. Find the length of the edge of the cube.

July 23, 2021 | education

| **The sum of all the edges of the cube is 69cm. Find the length of the edge of the cube. The perimeter of the square is 18 2/5 cm, find the length of the side of the square.**

The number of edges in a cube is twelve. The perimeter of a square is four times the length of one side.

1) Find what the length of one edge of the cube is equal to.

69/12 5.75 centimeters.

2) Find what is the value of one side of the square.

18 2/5/4 = 18.4/4 = 4.6 centimeters.

Answer: The length of one edge of a cube is 5.75 centimeters. One side of the square is 4.6 centimeters.