In the figure, a square is inside another bigger square.

If a = 4 units and b = 3 units, the length of the diagonal of the outside square rounded to the nearest tenth is units and the length of the diagonal of the inside square rounded to the nearest tenth is units ? Can someone help ?

In the figure a square is inside another bigger square If a 4 units and b 3 units the length of the diagonal of the outside square rounded to the nearest tenth class=