Lines, line segments, rays, and Points

What do we use to represent a point?

• A dot

• A circle

• A line

• A square

Tags

CCSS.HSG.CO.A.1

Do points have any size?

• Yes, but very small

• Yes, they are very large

• It depends on the point

• No, they have no size

How do we name a point?

• With a number

• Using a lowercase letter

• With a symbol

• Using a capital letter

Tags

CCSS.HSG.CO.A.1

How does a line extend?

• It does not extend

• Infinitely in both directions

• In two directions, but not infinitely

• In one direction

Tags

CCSS.4.G.A.1

What symbol is used to show that a line extends infinitely?

• A circle

• A dot

• Arrows

• A square

Tags

CCSS.4.G.A.1

What is a line segment?

• A line that goes on forever

• A curved line

• A line with no endpoints

• A part of a line with two endpoints

Tags

CCSS.HSG.CO.A.1

Can a line segment be measured?

• Measurement is not applicable

• Only in special cases

• No, it's infinite

• Yes, because it has two endpoints

Tags

CCSS.2.MD.A.3

What defines a ray?

• It is a point

• It has two endpoints

• It has one endpoint and extends infinitely in one direction

• It extends infinitely in both directions

Tags

CCSS.4.G.A.1

How is a ray similar to a ray of sunshine?

• It provides warmth

• It can be seen during the day

• It has a starting point and extends in one direction

• It shines brightly

Tags

CCSS.4.G.A.1

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

• A line segment has two endpoints; a ray has one

• A ray has two endpoints; a line segment has one

• A line segment extends infinitely; a ray does not

• There is no difference

Tags

CCSS.4.G.A.1