Space

Cartesian Plane — All 4 Quadrants

1

Sort Points by Quadrant

Sort each ordered pair into the correct quadrant.

(3, 4)
(-2, 5)
(-4, -3)
(5, -1)
(-1, 2)
(2, -6)
(-3, -5)
(4, 7)
Quadrant 1 (+, +)
Quadrant 2 (−, +)
Quadrant 3 (−, −)
Quadrant 4 (+, −)
2

Which Quadrant?

Circle the quadrant where each point is located.

(-5, 3)

1
2
3
4

(4, -2)

1
2
3
4

(-1, -7)

1
2
3
4

(6, 1)

1
2
3
4
3

More Quadrant Questions

Circle the quadrant.

(8, -4)

1
2
3
4

(-3, 6)

1
2
3
4

(2, 9)

1
2
3
4

(-7, -2)

1
2
3
4
4

On an Axis or In a Quadrant?

Circle the correct location.

(0, 5) is:

On the x-axis
On the y-axis
In Quadrant 1

(-3, 0) is:

On the x-axis
On the y-axis
In Quadrant 2

(0, 0) is:

On the x-axis
On the y-axis
At the origin

(4, 0) is:

On the x-axis
On the y-axis
In Quadrant 4
5

Match Sign Pattern to Quadrant

Draw a line to match each sign pattern to its quadrant.

(+, +)
(−, +)
(−, −)
(+, −)
Quadrant 4
Quadrant 2
Quadrant 1
Quadrant 3
6

Write the Coordinates

Write an ordered pair in each location.

A point in Quadrant 1: ( ___ , ___ )

A point in Quadrant 2: ( ___ , ___ )

A point in Quadrant 3: ( ___ , ___ )

A point in Quadrant 4: ( ___ , ___ )

A point on the x-axis: ( ___ , ___ )

7

Match Points to Descriptions

Draw a line to match each point to its description.

(0, 5)
(-3, 0)
(4, -2)
(-1, -4)
Quadrant 4
On the y-axis
On the x-axis
Quadrant 3
8

Translate the Point

Move as described and write the new coordinates.

Start at (2, 3). Move 5 units left: ( ___ , ___ )

Start at (-1, 4). Move 3 units down: ( ___ , ___ )

Start at (0, -2). Move 4 right and 3 up: ( ___ , ___ )

Start at (-3, -1). Move 6 right and 5 up: ( ___ , ___ )

9

Reflect the Point

Reflect each point over the specified axis.

Reflect (3, 2) over the x-axis: ( ___ , ___ )

Reflect (3, 2) over the y-axis: ( ___ , ___ )

Reflect (-4, 1) over the x-axis: ( ___ , ___ )

Reflect (-4, 1) over the y-axis: ( ___ , ___ )

10

Sort Points by Location

Sort each point into the correct location.

(0, 4)
(3, -2)
(-5, 0)
(7, 0)
(0, -6)
(-1, -3)
On the x-axis
On the y-axis
In a quadrant
11

Describe the Movement

Describe how to move from the first point to the second.

From (1, 2) to (4, 5): move ___ right and ___ up

From (3, -1) to (-2, -1): move ___ left

From (-3, 4) to (-3, -2): move ___ down

From (0, 0) to (-4, 3): move ___ left and ___ up

12

Symmetry on the Plane

Circle the correct answer.

If (3, 5) is reflected over the y-axis, the new x-coordinate is:

3
-3
5

If (3, 5) is reflected over the x-axis, the new y-coordinate is:

5
-5
3

If (-2, 4) is reflected over both axes, the new point is:

(2, -4)
(-2, -4)
(2, 4)
13

Draw a Shape on the Cartesian Plane

Plot these points and connect them. What shape?

Points: (2, 3), (-2, 3), (-2, -3), (2, -3). Shape: ___

Draw here

Points: (0, 4), (-3, 0), (0, -4), (3, 0). Shape: ___

Draw here
14

Find the Missing Vertex

Find the coordinates of the missing corner.

Rectangle corners: (1, 2), (5, 2), (5, -1) and ( ___ , ___ ).

Square corners: (-3, 3), (3, 3), (3, -3) and ( ___ , ___ ).

15

Coordinate Challenge

Solve these coordinate geometry problems.

What is the midpoint of (-4, 2) to (2, 2)? ___

A point (5, 2) is reflected over both axes. It becomes ( ___ , ___ ).

Distance between (-3, 0) and (5, 0) on the x-axis: ___

16

Home Activity: Coordinate Treasure Hunt

Use coordinates to explore!

  • 1Draw a Cartesian plane. Plot at least 2 points in each quadrant.
  • 2Create a treasure map using coordinate clues.
  • 3Play battleship using all 4 quadrants.
  • 4Draw a picture by connecting plotted points.
  • 5Challenge a friend to recreate a coordinate art picture from your instructions.
17

Distance Between Points on Horizontal and Vertical Lines

Calculate the distance between each pair of points.

A(2, 5) to B(8, 5) — horizontal line. Distance = ___

C(-3, 1) to D(-3, -6) — vertical line. Distance = ___

E(-5, 4) to F(3, 4). Distance = ___

G(0, -7) to H(0, 5). Distance = ___

18

Midpoint of a Line Segment

Find the midpoint of each line segment.

Midpoint of (-4, 2) and (6, 2): ( ___ , ___ )

Midpoint of (1, -3) and (1, 7): ( ___ , ___ )

Midpoint of (-5, 0) and (3, 0): ( ___ , ___ )

Midpoint of (0, -8) and (0, 4): ( ___ , ___ )

19

Quadrant After Transformation

In which quadrant is the transformed point?

(3, 5) reflected over y-axis:

Q1
Q2
Q3
Q4

(-2, 4) reflected over x-axis:

Q1
Q2
Q3
Q4

(1, -3) translated (-3, 5):

Q1
Q2
Q3
Q4

(-4, -2) reflected over both axes:

Q1
Q2
Q3
Q4
20

Match Coordinate Patterns

Match each rule to the correct set of points.

Points on x-axis
Points in Q2
Points in Q3
Points on y-axis
(-3,-2), (-1,-4)
(0,-5), (0,3)
(2,0), (-4,0)
(-3,2), (-1,5)
21

Coordinate Geometry Patterns

Describe the coordinate pattern for each.

All points where y = x: list 4 examples: ___

All points where y = -x: list 4 examples: ___

All points where x + y = 0: list 4 examples: ___

22

Plotting and Connecting Shapes

Plot and connect these points to make each shape. What is its area?

Points: (0,4), (4,0), (0,-4), (-4,0). Shape: ___. Area = ___

Points: (3,3), (-3,3), (-3,-3), (3,-3). Shape: ___. Area = ___

23

Describing Transformations from Coordinates

Look at the original and new coordinates. Describe the transformation.

Original: (2,3). New: (-2,3). Transformation: ___

Original: (4,-1). New: (4,1). Transformation: ___

Original: (1,2). New: (4,5). Transformation: ___

Original: (-3,5). New: (3,-5). Transformation: ___

24

Sort Coordinates by Quadrant

Sort each coordinate pair into the correct quadrant.

(7, -2)
(-4, 8)
(5, 3)
(-6, -9)
(1, -10)
(-2, 1)
(8, 8)
(-3, -7)
Q1 (+,+)
Q2 (-,+)
Q3 (-,-)
Q4 (+,-)
25

Graphing Simple Relationships

Plot the points from this table and describe the pattern.

x: 1, 2, 3, 4. y: 2, 4, 6, 8. Describe the rule connecting x and y: ___

x: -2, -1, 0, 1, 2. y: -4, -2, 0, 2, 4. Rule: ___

26

Geometry on the Cartesian Plane

Use coordinates to solve these geometry problems.

A line goes from (-3, 1) to (5, 1). Length = ___

A square has one vertex at (2, 3) and side length 4. Name all other vertices (multiple answers possible): ___

The perimeter of a triangle with vertices (0,0), (6,0), (0,8): ___

27

Points Plotted in Each Quadrant

A student plotted 30 points. This graph shows how many in each region. Each icon = 1 point.

Quadrant 1
Quadrant 2
Quadrant 3
Quadrant 4
1

What fraction of points are in Q1?

2

Which quadrant has the fewest points?

3

What percentage of points are in Q3 or Q4?

28

Sign Patterns of Coordinates

Sort these coordinates by sign pattern.

ItemTallyTotal
(+,+) — Q1
(-,+) — Q2
(-,-) — Q3
(+,-) — Q4
29

Coordinate Art

Follow the coordinates to complete the drawing.

Connect: (0,5) → (2,2) → (5,2) → (3,0) → (4,-3) → (0,-1) → (-4,-3) → (-3,0) → (-5,2) → (-2,2) → (0,5). What shape does this look like? ___

Draw here

List 5 of your own points and connect them to make a shape: ___

Draw here
30

Real-World Cartesian Plane

Answer these real-world questions about coordinate systems.

Map reading: on a street map, A3 means row A, column 3. How is this like a Cartesian plane? ___

Latitude and longitude: Sydney is about (151°E, 34°S). Describe this as a coordinate pair: ___

Design a simple map using a Cartesian plane with at least 5 labelled places: ___

Draw here