Coordinates

You are used to reading and plotting coordinates in this quadrant.

0

3

2

1

1 2 3 4 5

5

4This is called

the first quadrant

3

2

1

You can extend the horizontal axis

031 2

Count back from zero…

-1-2-3-4

-1-2-3-4

3

2

1

031 2

You can extend the vertical axis

-1

-2

-3

Now you have four quadrants

-1-2-3-4

3

2

1

031 2-1

-2

-3

12

3 4

In the second quadrant what are the coordinates of this point?

0-1 -4 -3 -2 -5

1

2

3

4X(4, -4)

(-4, 4)

(4, 4)

(-4, -4)

In the second quadrant what are the coordinates of this point?

0-1 -4 -3 -2 -5

1

2

3

4

X

(1, -2)

(-1, -2)

(2, 1)

(-1, 2)

In the third quadrant what are the coordinates of this point?

(2, -3)

(-3, -2)

(3, 2)

(-2, -3)

0-1 -4 -3 -2 -5

-4

-3

-2

-1

X

In the third quadrant what are the coordinates of this point?

(-5, -1)

(-5, 1)

(-1, 5)

(-1, -5)

0-1 -4 -3 -2 -5

-4

-3

-2

-1X

In the fourth quadrant what are the coordinates of this point?

4 1 2 30

-4

-3

-2

-1

X

(-3, -4)

(-3, -3)

(4, -3)

(-3, 4)

In the fourth quadrant what are the coordinates of this point?

4 1 2 30

-4

-3

-2

-1

X

(3, 3)

(0, 3)

(0, -3)

(3, 0)

Now click on these coordinates

1 2 3-3 -2 -1

-1

-2

-3

3

2

1

0

(-2, -1)

Now click on these coordinates

1 2 3-3 -2 -1

-1

-2

-3

3

2

1

0

(2, -3)

Now click on these coordinates

1 2 3-3 -2 -1

-1

-2

-3

3

2

1

0

(-3, -1)

Now click on these coordinates

1 2 3-3 -2 -1

-1

-2

-3

3

2

1

0

(-2, 2)