How to describe same side interior and same side exterior angles and their special properties.
How to define exterior angles and their remote interior angles and how to prove their properties.
How to define alternate interior angles and their special properties.
How to determine the relationship between the side inequalities and angle inequalities in a triangle.
How to relate the sides of an angle bisected and the lengths of the opposite side.
How to determine the triangle side inequalities.
How to define adjacent angles.
How to solve equations with the same variable on both sides.
How to label an angle and how to differentiate between acute, right, obtuse, and straight angles.
How to define an angle of elevation or an angle of depression.
How to identify supplementary and complementary angles.
How to calculate the measure of an inscribed angle.
Vocabulary of angles and how to measure an angle with a protractor
How to define corresponding angles and their special properties.
How to label an angle bisector; how to use an angle bisector to find a missing variable.
How to define a central angle and find the measure of its intercepted arc; how to describe the intercepted arcs of congruent chords.
How to use one-sided limits to show that a limit does not exist.
How to duplicate an angle using a compass and straightedge.