Points Lines and Planes

Points, Lines and Planes

1

What is a flat surface with no thickness?

A plane

2

Name the two ways you can name a line with points C and D

line CD and line DC

3

What is three or more points on a straight line called?

Collinear

4

What is three or more points that lie in the same plane called?

Coplanar

5

What is created when two planes intersect?

a line

Points, Lines, Planes

1

How many points are needed to make/label a line?

2

2

Draw opposite rays

<----.B-----.-------.A----->

3

Where do lines PR and TR intersect?

Point R

4

Sketch two lines: one that lies on plane K and a second that intersects the first line on the same plane

5

Draw plane M with 2 lines SQ and PR that intersect at point Q.

Now add point T that is coplanar to the 2 lines.

Linear Equations

1

Solve for 

x + 7 = -3

x = -10

2

x - 3 = -8

x = -5

3

4x = -24

x = -6.

4

x/2 = 6

x = 12

5

2x + 1 = -13

x = -7

Fun Facts

1

Who won the Super Bowl in 2025?

Eagles

2

Before becoming a household name, this candy was originally sold as "M&M's Fruit Chews."

Starbursts

3

Roughly 25% of your bones are located where?

Your feet

4

What is is the only food that can never spoil? archaeologists have found edible pots of it in ancient Egyptian tombs.

Honey!

5

What year did Facebook launch?

2004

Math Review From S1

1

What do you call two lines that never cross?

Parallel

2

What is the formula for slope-intercept form?

y = mx + b

3

When graphing a system of linear inequalities, the symbols < and > would mean your line should be ________ .

dotted (or dashed)

4

Simplify the following expression:

-2x² + 4 - 3x + 5x² - 10

3x² - 3x - 6

5

Solve for r: 

3(r - 5) = 30

r = 5