Unit 5 Part 1 Vocab

Front

What is a ray?

Back

A ray is a type of line that goes on forever in one direction and has one endpoint.

Front

What type of lines always form a right angle?

Back

Perpendicular lines always form a right (square) angle.

Front

What shape has at least one pair of parallel lines?

Back

A trapezoid is defined as having at least one pair of parallel lines.

Front

What shape has two pairs of parallel lines?

Back

A parallelogram has two pairs of parallel lines.

Front

What do a square and a rectangle have in common?

Back

A square and a rectangle both have 4 square (right) angles.

Front

What is a line segment?

Back

A line segment is a part of a line that has two endpoints.

Front

What are parallel lines?

Back

Parallel lines are lines that never intersect and are always the same distance apart.

Front

What is a polygon?

Back

A polygon is a closed shape with straight sides.

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides.

Front

What is an intersecting line?

Back

Intersecting lines are lines that cross each other at one point.