How long is a cube steel with an edge length of 20 cm forged into a cube steel with a bottom area of 16 square cm? This problem is for you in the second semester of the fifth grade

How long is a cube steel with an edge length of 20 cm forged into a cube steel with a bottom area of 16 square cm? This problem is for you in the second semester of the fifth grade

What is the volume of a cube
20 × 20 × 20 = 8000 CC
Cube steel long
8000 △ 16 = 500 cm