Angles

1
Angles Understand angles on a straight line and
scissor angles
2
Angles
What is this angle?
1800 on a straight line 70 X 180 X 180
70 X 1100
X0
700
What is this angle?
Scissor Angles Y 500
Y0
500
3
Angles on a straight line add up to 180
This angle is 1500
1500
1500
X0
300
The x angle is 1500
If the black lines are parallel, what is x0?
4
1370
830
570
990
470