What is the length of a diagonal of a cube with a side length of 3cm?

Mathematics · Middle School · Tue Nov 03 2020

Answered on

Side = 3cm

Diagonal of a cube = √3 . a

Where a = side

So, diagonal =  √3 . 3

= 1.73 × 3

= 5.19 cm

 

Thus, diagonal of the cube is 5.19 cm