Answer:
x = 8√2 units
Step-by-step explanation:
On a 45-45-90 triangle, the ratio between one of the legs (both are congruent) and the hypotenuse is 1 : √2 (Improper but it still sends the message). That means the hypotenuse is √2 times as long as a leg.
x = 8 × √2
x = 8√2 units
