<1=97°
steps:
<1+83=180 co interior angle
<1=180-83=97°
Answer:
can you show the shapes
Step-by-step explanation:
40 - 4f = -70 - 10f
6f = -110
f = -55/3
Answer:
The two triangles are congruent. The second triangle is only turned on it's side. if you look at each side they have a corresponding number of lines comparing each side. if both shapes have a side labeled with 1, 2 or 3 lines those sides are congruent.
You need to put more info for someone to solve this! Like a picture????