Any three points are always collinear.

Any three point are always coplanar.

Any four points are always coplanar.

Opposite rays are:

Acute angles are

Angles that are a linear pair

Find the distance PQ.

If points A, B, and C are collinear with B between A and C, the Segment Addition Postulate states that

An angle is 34^o. What is the measure of its supplement?

Angle DEF is bisected by ray EG. If the measure of angle DEF is 122^o, what is the measure of angle GEF?

If the measure of angle A is 75^o, what is the measure of angle C?

Which angle is a corresponding angle to angle 3?

Which angles are alternate interior angles?

Which of the following pairs are supplementary?

Classify the triangle.

Are they similar? If so, write a similarity statement.

Which of the following are similarity postulates or theorems? (select all that apply)

Find the missing side of the right triangle.

Tell whether the lengths 6, 8, and 10 form the sides of an acute, right, obtuse, or not a triangle.

Tell whether the lengths 5, 8, and 10 form the sides of an acute, right, obtuse, or not a triangle.

Tell whether the lengths 5, 8, and 15 form the sides of an acute, right, obtuse, or not a triangle.

What is the cos(C)?

What is the tan(C)?

What is the sin(C)?

If ΔLMN≅ΔXYZ, which side correspondes with side MN?

If ΔLMN≅ΔXYZ, which of the following must be true statements?

Are the triangles congruent? If so, by which congruency theorem?

Are the triangles congruent? If so, by which congruency theorem?

Find the area of the rectangle.

IF RO=4, what is AB?

If OS=13 and DE=10, how far is line segment DE from the center?

Given points O(-2,3) and M(1,7), what is the equation of circle O?

What is the midpoint of (4,5) and (-2,7)