I SEE ANGELS!!!
No, wait, there angles.
(click to enlarge)
Opposite angles are equal, and when two angles that share the same vertices are added they equal 180°.
Notes taken from exercise:
Notes taken from exercise:
-If two angles sum to 180º they are called supplementary angles.
-When two lines intersect, the vertically opposite angles are equal.
-The angle sum of a straight line is 180º.
-When two lines intersect, the vertically opposite angles are equal.
-The angle sum of a straight line is 180º.
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