Basic Geometry terms

Front

What is the term for figures that have the same shape and size?

Back

Congruent

Front

What is a part of a line that has one endpoint and extends infinitely in one direction?

Back

Ray

Front

Which notation is NOT used to name an angle?

Back

∠ABC

Front

What is a flat surface that extends infinitely in two dimensions?

Back

Plane

Front

What do we call two lines that never intersect?

Back

Parallel Lines

Front

What is the term for two lines that intersect to form a right angle?

Back

Perpendicular Lines

Front

What is a point where two lines meet?

Back

Vertex

Front

What is the term for a straight line that connects two points?

Back

Line Segment

Front

What is the term for the distance around a shape?

Back

Perimeter

Front

What is the area of a rectangle with length 5 and width 3?

Back

15 square units