Answer: no
Step-by-step explanation:
9x+3x=180 by def. of supplementary
12x=180
12/12x=180/12
x=15
9x=9(15)=135°
Answer:
2.8 or 2.77777
Step-by-step explanation:
9 can go into 25 less than 3 times but more than 2
Answer:
is a sas theorem.
Step-by-step explanation: