Circles

The definition of a circle is________

• set of all points in a plain that are the same distance from a point called the center

• a large figure

• the distance around a polygon

• a pizza, orange, plum, or watermelon

 

The definition of radius is _________

• distance from one point to another point

• distance from the center to any point on the circle

• distance around the circle

• distance across the circle through the cente

The definition of circumference is ____________

• distance from the center of any point on the circle

• distance around the circle

• distance from one point to another

• distance from the center of any point on the circle

Diameter is 1/2 of the radius.

• True

• False

A diameter is a chord.

• True

• False

It is a series of points in a straight path that extends infinitely in both direction.

• Line

• Line segment

• Circle

• Ray

A ray is longer than the line.

• True

• False

It is a part of a line which has two endpoints.

• Ray

• Line segment

• Circle

• Point

It is a location in space. It has no dimensions.

• Point

• Line

• Line segment

• Ray

What is the least number of points needed to form a line?

• 1

• 2

• 3

• 4