Answer
I guess it my be 8. can you try it ?
Step-by-step explanation:
Answer:
The second answer
Step-by-step explanation:
P'Q'R' is simply rotating PQR 90 degrees, it does not change the angle that it makes
Answer:
5a+1 1/2=4
a = 1/2
Step-by-step explanation:
False. Two supplementary add up to 180 degrees.