Chapter 1 Geometry Terms review

Front

What is a line?

Back

A line is one dimension, represented by a line with two arrowheads.

Front

What is a segment?

Back

A segment is a part of a line that consists of two endpoints and all points on the line between the endpoints.

Front

What are supplementary angles?

Back

Supplementary angles are two angles whose measures have a sum of 180 degrees.

Front

What does it mean for two angles to be congruent?

Back

Two angles are congruent when they have the same measurement.

Front

What is a ray?

Back

A ray is a part of a line that starts at an endpoint and extends infinitely in one direction.

Front

What is a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments.

Front

What is a vertex in geometry?

Back

A vertex is a point where two or more lines or edges meet.

Front

What is the difference between acute and obtuse angles?

Back

An acute angle measures less than 90 degrees, while an obtuse angle measures more than 90 degrees but less than 180 degrees.

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.

Front

What is a transversal?

Back

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