Triangles
Circles
Angles
Pairs of angles
Misc.
100
Function for sine. 
What is opposite over hypotenuse?
100
Circumference formula for a circle.
What is C=2pi*r?
100
Degree of a right angle.
What is a 90 degree angle?
100

Angle similar to alternate interior.

What is an alternate exterior angle?

100
Two objects that have the same size and shape.
What is congruent?
200
Function of tangent.
What is opposite over adjacent?
200
Definition of secant.
What is a line that intersects a circle in exactly two points?
200
Degree of an obtuse angle.
What is an angle greater than 90 degrees but less than 180 degrees?
200

An angle formed between parallel lines by a third line that intersects them.

What is an interior angle?
200

The intersection point of two sides of a plane figure.

What is a vertex?
300
Inverse function of cosine.
What is cos^-1 adjacent over hypotenuse?
300

A line that intersects a circle in exactly one point.

What is tangent?
300

Degree for a complementary angle.

What is the sum of angles that add up to 90 degrees?
300

Angles opposite each other when two lines cross.

What is vertically opposite angles?
300

Two lines, vectors, planes, etc. that intersect at a right angle.

What is perpendicular?
400

Definition of angle of depression.

What is the angle on the outside of the triangle?

400
A line segment connecting two points on a circle.
What is a chord?
400

Degree for a supplementary angle.

What is an angle that add up to 180 degrees?
400
Consecutive interior angles are...
What is supplementary?
400
This postulate that does not exist.
What is angle, side, angle?
500
Definition of angle of elevation.

What is the angle measured from the ground up?

500

Perpendicular to the tangent line.

What is point of tagency?

500
Definition of adjacent angles.
What are angles that share a common side and a common vertex?
500

Angles are formed when there exists a transversal. They are the angles on opposite sides of the transversal, but inside the two lines the transversal intersects.

What are alternate interior angles?

500

Three or more points on the same line. 

What is collinear?