Question

I need an answer ASAP ​

Answer 1

2 feet, 4 feet, 5 feet

Explanation:

2 feet, 4 feet, 5 feet is a unique triangle.

#2 is a triangle but the sides are not given so it is not unique.

#3 is not possible because the two shorter sides aren't longer than the long side.

#4 is not 180 degrees.