Answer:
1) 
2) 
3) 
4) 
Step-by-step explanation:
1) Since the whole angle is
, and to find the other angle, which is labeled as
, you subtract
from
:


2) Since you already have two angle measures
and
, you add them up and subtract it from
to get the angle measure for
:



3) Same thing from number 1. Subtract
from
:


4) Same thing from number 2. Add
and
and subtract it from
:



Answer:
17
Step-by-step explanation:
sdfbh
Answer:
You might want to put that in a picture, because that makes very little sense.
Answer:
40°
Step-by-step explanation:
180-(57+43)=100°
which mean the angle at the top =100°
180-100=80°
x=80/2
x=40
The answer is Michele letter C