Question

length of diagonals of a cube of side a cm is

Answer 1

Answer:

so you just need to use Pythagoras theorum

Step-by-step explanation:

As we know sides of square form a right angle triangle when a diagonal is drawn

so

a^2+a^2= diagonal^2

so

diagonal = root2 a

Answer 2

Answer:

root 3a

Step-by-step explanation: