18 line segments also for faster and better u can 6 times 3 since there is already three in a triangle.
The first, fourth and fifth ones are linear.
The second, third and sixth are all nonlinear.
You can tell this by the fact that their lead exponents are not 1.
1-1/4 feet is the base side length.
the answer is 1 2 and 3 because they cant be divided by anything
