1st Semester Geometry Vocab

Front

Which angles are on the inside of parallel lines and on opposite sides of the transversal?

Back

Alternate interior angles

Front

What is the definition of 'Adjacent'?

Back

Two angles that share a common side and vertex

Front

What type of slope is shown when the line is vertical?

Back

Undefined

Front

Which angles are on the inside of parallel lines and on the same side of the transversal?

Back

Same side interior angles

Front

What are supplementary angles?

Back

Angles that add up to 180°

Front

What is the definition of 'Complementary angles'?

Back

Two angles that add up to 90°

Front

What is a transversal?

Back

A line that intersects two or more lines at different points.

Front

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect.

Front

What is the definition of 'Parallel lines'?

Back

Lines in a plane that never meet and are always the same distance apart.

Front

What is the sum of the interior angles of a triangle?

Back

180°