Podolny Geometry Midterm Review Ch 1-4

Front

Find the length of LM if it is given as 4 units.

Back

The length of LM is 4 units.

Front

Vertical angles are __________ congruent.

Back

Vertical angles are always congruent.

Front

What are angles 1 & 2 if they are next to each other and share a vertex?

Back

Angles 1 & 2 are adjacent angles.

Front

Supplementary angles are _______ congruent.

Back

Supplementary angles are sometimes congruent, specifically when each angle is 90 degrees.

Front

Which two letters represent a linear pair?

Back

The letters H and G represent a linear pair.

Front

What is the definition of complementary angles?

Back

Complementary angles are two angles whose sum is 90 degrees.

Front

What is the definition of supplementary angles?

Back

Supplementary angles are two angles whose sum is 180 degrees.

Front

What is the relationship between adjacent angles?

Back

Adjacent angles share a common vertex and a common side but do not overlap.

Front

What are vertical angles?

Back

Vertical angles are the angles opposite each other when two lines intersect, and they are always congruent.

Front

If two angles are supplementary, what can you say about their measures?

Back

The measures of two supplementary angles add up to 180 degrees.