Geometry Flashcards

Front

Scalene

Back

A triangle that has no sides that are the same length

Front

Linear Pair

Back

Two angles that make up a straight angle of 180 degrees are called this.

Front

Isosceles

Back

A triangle that has two congruent sides and two congruent base angles.

Front

Polygon

Back

A closed plane figure made up of line segments

Front

Radius

Back

The distance from the center of the circle to a point on the circle is called this.

Front

Parallel

Back

Lines that do not intersect.

Front

Acute

Back

An angle less than 90 degrees

Front

Nonagon

Back

9 sided polygon

Front

Point

Back

The most basic unit in Geometry. Lines, circles, and planes are made up of an infinite number of these.

Front

Collinear

Back

Points that lie on the same line are said to be this