Answer:
13
Step-by-step explanation:
x+5=3x+2
5=2x+2
3=2x
x=1.5
1.5+5=6.5
6.5 is half of DF, DF=13
Answer:
12.5
30
68.5
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
Supplementary = 180 degrees aka straight line
Here are the answers:
1) C
2) A
3) D
4) B