March 2 Translations Quiz

Match the following

• A function that changes the size of a shape, collapsing or expanding relative to a point.

• Dilation   

• A function that changes the angle of a shape relative to a fixed point.

• Rotation

• A function that changes the position of a shape by reversing its orientation to a fixed line.

• Transformation

• A function that changes the position, orientation or size of a shape on a coordinate plane

• Translation

• A function that changes the position of a shape but not its shape or orientation.

• Reflection  

Match the following

• Ordered Pair

• The vertical (up and down) number line in a coordinate plane.

• y-axis

• Two crossing number lines that make a grid for locating points.

• x-axis

• The intersection of the x axis and y axis with the coordinates (0,0).

• Coordinate Plane

• two numbers identifying a point on a coordinate plane; the first on the x-axis, the second on the y-axis.

• Origin

• The horizontal (flat) number line in a coordinate plane.

Match the following

• The ratio between the size of something and a representation of it.  

• Congruent

• Position or alignment relative to a fixed point.  

• Similar

• Having the same shape but not the same size.

• Scale

• A bird that quacks.

• Orientation

• Having the same shape and same size.

• Duck

What does a translation do to an image?

• Turns it 90* clockwise

• Flips it upside down

• Shrinks it

• Slides it

Which translation will move the blue shape to the green shape?

• 3 Left

  3 Down

• 3 Right

  3 Up

• 2 Right

  3 Up

• 2 Left

  3 Down

To translate the blue shape to the pink shape, which of the following do we need to do?

• 5 Right

  2 Down

• 5 Left

  2 Up

• 3 Right

  1 Down

• 3 Left

  1 Up

What transformation is happening?
(x, y) ----> (x + 2, y - 3) 

• slide up 2, left 3

• slide right 2, up 3

• slide right 2, down 3

• slide left 3, right 2

Write a rule for the translation.

•  (x -1, y  + 2)

•  (x -2, y  + 1)

•  (x +2, y  - 1)

• (x +1, y  -  2)

Write a rule for how triangle ABC is being translated to triangle A'B'C'?

• (x,y)

• (x-4,y-9)

• (x+8,y-3)

• (x+4,y-9)

What does 3(4x+7) equal

• 12x + 21

• 33x

• 3(11+x)

• 12x + 10