Which angles of intersecting lines are the same?
The opposite ones.
What is the relationship between these angles?
They are equal.
(Alternate interior angles)
What is the measure of b?
98°.
(Alternate interior angles)
How are these angles related?
They sum to 90°.
(Complementary angles)
What is the measure of b?
98°.
(Alternate interior angles)
How are these angles related?
They are adjacent angles.
How are these angles related?
They are the same size.
(Vertical Angles)
What is the measure of b?
72°.
(Vertical Angles)
How are these angles related?
They are the same size.
(Corresponding Angles)