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Translations
Reflections
Rotations
Dilations/Compositions
Mystery
100

Write the coordinate notation for the following translation.

3 units right, 4 units up

(x, y) --> (x+3, y+4)

100

Draw the line x=3 on the back of your whiteboard

Check Desmos

100

Write the rule for 90degrees counterclockwise rotation

(x, y)--> (-1y, x)

100
Write the rule for dilations.

(x, y)--> (kx, ky)

100

What date is our unit 3 test?

3/22

March 22nd

200

Describe the translation in words

(x, y) --> (x+2, y-9)

2 units right, 9 units down

200

Draw the line y=4 on the back of your whiteboard. 

Check Desmos

200

Find X(6,7) after a 180 degree rotation

X'(-6, -7)

200

If the scale factor is 2, will the image be bigger or smaller than the preimage?

bigger

200

When does Quarter 3 end?

3/24

March 24th

300

Find the coordinates of X'

 X(0,3) translated by (x, y)--> (x-5, y+1)

X'(-5, 4)

300

The coordinates of X' when X(-3, 1) is reflected over the x-axis.

X'(-3, -1)

300

Find M(-9, 3) after a 270degree counterclockwise rotation.

M'(3, 9)
300

If the scale factor is 1/4, will the image be bigger or smaller than the preimage?

smaller

300

What is the last day to submit late work?

3/21

March 21st

400

Find the coordinates of M' and N' when MN with M(-4, -1) and N(-3, -3) is translated

(x, y) --> (x+5, y+2)

M'(1, 1) and N'(2, -1)

400

The coordinates of M', N', and O' when triangle MNO with M(-2, -4), N(-3, 1), and O(0, 2) is reflected over the line x=2.

M'(6, -4), N'(7, 1), and O'(4, 2)

400

This angle of rotation maps (x, y)-->(-y, x).

What is rotation 270 degrees clockwise or 90 degrees counterclockwise?

400

Find A(4,5) B(2,3) C(6,7) dilated with scale factor 10

A'(40, 50) B'(20, 30) C'(60, 70)

400

What kind of move is associated with each transformation? 

Translation

Reflection

Rotation

Dilation

Translation- Slide

Reflection- Flip

Rotation- Turn

Dilation- Enlargement or Reduction

500

Find the coordinate notation D(-5, 4), E(-4, 1), and F(-2, 1) are translated to D'(-4,0), E'(-3, -3), and F'(-1, -3).

(x, y)-->(x+1, y-4)

500

The coordinates of X', Y', and Z'   X(-4, 0), Y(-2, -2), and Z(0, 0) is reflected over the line y=1

X'(-4, 2), Y'(-2, 4), and Z'(0, 2)

500
Find the coordinates of A' and B' when A(-3, -2) and B(-1, 2) are rotated clockwise 180 degrees.
What is A'(3, 2) and B'(1, -2)?
500

Find J(4, 6) K(10, 4) L(2, 6) dilated with scale factor 1/2

J'(2, 3) K'(5, 2) L'(1, 3)

500
What is the name of this unit?

Transformations