Missing lengths of a 45°-45°-90° Special Right Triangle given Hypotenuse length = √18 = 3√2 (simplified)

Leg lengths of a 45°-45°-90° Special Right Triangle are equal
Leg lengths =
Hypotenuse length/√2

Leg lengths =
3√2/√2

Leg lengths = 3

The solution above and all other related solutions were provided by the 45°-45°-90° Special Right Triangle Application.