Points, Lines, and Planes

Which of the terms best describe points, lines and planes?

• geometric concepts

• undefined models

• concrete representation

• undefined terms

A flat surface having length and width but no thickness.

• point

• line

• plane

• undefined terms

A specific location that has no size and no dimension.

• point

• line

• plane

• undefined terms

A straight path that extends without end in opposite directions.

• point

• line

• plane

• undefined terms

The intersection of two planes.

• point

• line

• plane

• undefined terms

Which object represents a point?

• top of a box

• handkerchief

• string of a guitar

• a grain of salt

Which object represents a line?

• the floor

• handkerchief

• string of a guitar

• a needle point

Which object represents a plane?

• a hair strand

• handkerchief

• string of a guitar

• a needle point

The surface of the page of a notebook represents a ________.

A broomstick represents a ________.