Answer:
you pick similar sides from both the triangles and try and divide or find common multiples. for ex if the sides are 3 and 9, you can find that the scale factor is 3 since 9/3 is 3
Step-by-step explanation:
Answer:help you with what?
60 degress
180-80=120
120/2=60
[I didn't do it right]
2a
-6 and +6 cancel out leaving the 2a by itself.
X(x+6) - 6(x+6)
X+6x-6x-36
X-36
