Answer:
x=8
Step-by-step explanation:
The two angles are alternate interior angles. This means that they are equal to each other.
8x-12=3x+28
5x=40
x=8
38 , because since its 90 degrees at exact, your subtract 90 from 52 and you would get 38 for your x value
Answer:
Step-by-step explanation:
the first one cant be a triangle
im pretty sure the second one can
the third one can
im pretty sure the fourth one cant
Answer:
7
Step-by-step explanation:
