1-1 Points, Lines and Planes Math Antics Video

Front

What is the primary focus of Geometry?

Back

Lines, shapes, angles, and distances

Front

What is a point in Geometry?

Back

A tiny dot in space

Front

Why do we name points in Geometry?

Back

To describe specific locations in space

Front

What is the difference between a line and a line-segment?

Back

A line-segment has a beginning and an end, while a line goes on forever

Front

How do we draw a line that goes on forever?

Back

By putting an arrow on both ends

Front

What is a ray in Geometry?

Back

A line with a beginning point but no ending point

Front

How do we write the shorthand notation for a ray?

Back

With a single arrow line over them

Front

What is a plane in Geometry?

Back

A flat surface like a window or sheet of paper

Front

How many dimensions does a plane have?

Back

Two

Front

What is a three-dimensional space often called?

Back

A volume