Theorems and Postulates of Points, Lines, and Planes

The video tutorial covers theorems and postulates in geometry, explaining the difference between them and how they are used to prove statements. It discusses postulates related to points, lines, and planes, including the concepts of collinearity and intersections. The tutorial also includes justifications for these postulates and theorems, followed by a series of true or false questions to test understanding.

What is a postulate?

• A statement that is accepted without proof

• A proven statement

• A hypothesis

• A conjecture

How many lines can be drawn through any two points?

• None

• One

• Two

• Infinite

Tags

CCSS.4.G.A.1

Through any three non-collinear points, how many planes can be drawn?

• None

• Two

• One

• Infinite

Tags

CCSS.4.G.A.1

If two planes intersect, what is their intersection?

• A circle

• A point

• A plane

• A line

If two lines intersect, what is their intersection?

• A point

• A line

• A plane

• A circle

Tags

CCSS.HSG.CO.A.1

How many planes contain a line and a point not on the line?

• One

• Two

• Infinite

• None

Tags

CCSS.6.G.A.4

A triangle can lie in more than one plane. True or False?

• True

• False

Tags

CCSS.2.G.A.1

CCSS.1.G.A.1

Two points are collinear. True or False?

• True

• False

Two planes can intersect in only one point. True or False?

• True

• False

Through two points, there is exactly one plane. True or False?

• False

• True

Tags

CCSS.4.G.A.1