Answer:1=70 2=65 3=95
Step-by-step explanation:
Angles in a triangle add up to 180°
180-45=135-65=70
1=70°
Angles on a straight line add up to 180°
180-45=135-70=65
2=65°
Angles in a triangle add up to 180°
180-65=115-20=95
3=95°
Answer:
A,C,D
Step-by-step explanation:
Answer:
f(g(x)) = -1
Step-by-step explanation:

2km=2000m
25m=25m
2500cm=25m
3000mm=3m
Hence the longest is 2km=2000m
The correct answer is letter B, (6,-1).
When you substitute this ordered pair on the equations, you would found out is the correct one.