Find the diagonal of a square whose are is 36?

First, take the square root, to get the length of a side. Then (because of Pythagoras), multiply the length of the side by the square root of 2.

First, take the square root, to get the length of a side. Then (because of Pythagoras), multiply the length of the side by the square root of 2.

First, take the square root, to get the length of a side. Then (because of Pythagoras), multiply the length of the side by the square root of 2.

First, take the square root, to get the length of a side. Then (because of Pythagoras), multiply the length of the side by the square root of 2.