Points, Lines, and Planes

Points, Lines, and Planes

Lesson 1a

Before we get started...

• Grab your notebook. You're going to want to take notes!

• Open up your Module 5 Vocabulary assignment. While you work through this lesson, work on your vocabulary assignment. This lesson covers A LOT of vocabulary!

• Read each slide carefully.

• Try your best on ALL questions.

• Repeat the lesson as many times as you need to master the material!

REMINDER: Take notes & work on your vocab while you work through this lesson.

REMINDER: Take notes & work on your vocab while you work through this lesson.

The words "undefined terms" and "defined terms" are two of your vocabulary words. Go to the previous screens and make sure you understand that word!

A lot of students are going to ask questions about those words. I JUST GAVE YOU THE ANSWER on the previous two slides!!!

REMINDER: Take notes & work on your vocab while you work through this lesson.

Multiple Select

A point...

• is a location

• has no shape

• has no size

• is always written with a LOWERCASE letter.

Multiple Choice

Name this point.

• point d

• point D

• D

REMINDER: Take notes & work on your vocab while you work through this lesson.

Multiple Choice

True or False. Collinear points are on the SAME line.

• True

• False

Multiple Select

Select all that are true.

• A line is made up of points.

• A line has width.

• Any 2 points form a line.

• Non-collinear points must include 3 points.

Fill in the Blanks

REMINDER: Take notes & work on your vocab while you work through this lesson.

Multiple Choice

True or False.

A plan extends forever in all directions.

• True

• False

Multiple Select

Select all correct names for this plane.

• Plane BD

• Plane k

• Plane DBC

• Plane DC

• Plane BCD

REMINDER: Take notes & work on your vocab while you work through this lesson.

Multiple Choice

Two lines intersect at a ...

• line

• plane

• point

Multiple Choice

Two planes intersect at a ...

• point

• line

• plane

Let's Practice!

Reference back to your notes as you work through these problems.

Remember, you can try them as many times as you need to master the material!

Multiple Select

Select three collinear points

• H

• M

• N

• I

• L

Multiple Choice

Where do lines p and r intersect?

• H

• M

• K

• J

• N

Multiple Select

Select all that apply.

A line containing point F.

• line k

• line j

• DF

• BE

• M

Multiple Choice

What 3 points are collinear points?

• D, E, F

• A, B, D

• D, B, C

• B, A, F

Multiple Select

Select all that are correct.

A plane containing point X.

• Plane R

• Plane Z

• Plane ZXY

• Plane WXY

• Plane WYV

Multiple Choice

Where does plane R and plane ZVW intersect?

• VY

• ZX

• VW

• WR

Multiple Choice

Where do lines l and m intersect?

• D

• H

• G

• F

• E

Multiple Choice

Are points D and E collinear or coplanar?

• collinear

• coplanar

Multiple Choice

How many times do planes P and Q intersect?

• 0

• 1

• 2

• ONE MILLION!

Thank you!

Thanks for working hard today!

If you did not score above an 80%, please go back through the lesson and try it again.

THE GOAL IS 80%.