1) No
2) Yes
3) Yes
4) Yes
if you need me to explain i will.
have a great rest of your day! :)
Answer:
w==77
Step-by-step explanation:
The sum of the 2 opposite interior angles equals the exterior angle.
w-36 +w-20=w+21
combine like terms: 2w-56=w+21
subtract w from both sides: w-56=21
add 56 to both sides: <u>w=77</u>
I think is 192 but I'm not sure
