Question

The perimeter of one face of a cube is 20 cm. Find the length of the cube.​

Answer 1

The length of the side of the cube is 5 cm.

Step-by-step explanation:

Every face of a cube is a square.

The perimeter of a square is, P = 4a.

It is provided that the perimeter of one face of a cube is 20 cm.

Compute the length of the side of the cube as follows:

$P=20\\4a=20\\a=\frac{20}{4}\\a=5$

Thus, the length of the side of the cube is 5 cm.

Learn more:

https://brainly.in/question/2258135

Answer 2

Finding the length of cube:

Step-by-step explanation:

$\ Given \ value :\\\\\ perimeter = 20 \\\\\ formula: \\\\ \ perimeter = 4a\\\\20 \ =4a \\\\ a=\frac{20}{4} \\\\a= \ 5 cm$

length of the cube is = 5 cm

Learn more:

• perimeter:  https://brainly.in/question/8913969