Parallel Lines and Transversal

Front

WHAT ARE PARALLEL LINES?

Back

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

Front

WHAT IS A TRANSVERSAL?

Back

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

Front

WHAT ARE ALTERNATE INTERIOR ANGLES?

Back

Angles that are on opposite sides of the transversal and inside the two lines.

Front

WHAT ARE CORRESPONDING ANGLES?

Back

Angles that are in the same position on two different lines cut by a transversal.

Front

WHAT ARE CONSECUTIVE (SAME SIDE) ANGLES?

Back

Angles that are on the same side of the transversal and inside the two lines.

Front

WHAT IS A RIGHT ANGLE?

Back

An angle that measures exactly 90 degrees.

Front

HOW DO YOU SOLVE FOR X IN ANGLE RELATIONS?

Back

Set up an equation based on the relationships between the angles and solve for x.

Front

WHAT IS THE SUM OF ANGLES ON A STRAIGHT LINE?

Back

The sum of angles on a straight line is 180 degrees.

Front

WHAT IS THE SUM OF ANGLES IN A TRIANGLE?

Back

The sum of angles in a triangle is always 180 degrees.

Front

WHAT ARE SUPPLEMENTARY ANGLES?

Back

Two angles that add up to 180 degrees.