Answer:
It is B) 3/4a-1/2b-3
Step-by-step explanation:
I did the instructions :)
If I'm not wrong I believe it would be 343 different ways.
Well when you add up all three angles of a triangle you should get 180 degrees.
W-13=15|+13
w=15+13
x=28
<em>Answer: w=28</em>
