Transformation of Shapes on Coordinate Grid

Translations, rotations, and reflections are three different types of what?

• Transformations

• Geometry

• Vectors

• Shapes

When you translate, (x, y+6) will move _____.

• 6 units right

• 6 units left

• 6 units up

• 6 units down

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which answer shows a reflection across the y-axis?

• a

• b

• c

• d

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Point P is graphed at (4,5) shown on the grid below.  Point P is 90⁰ counterclockwise to Point P'.  What are the coordinates of P'?

• (-5, 4)

• (-4, 5)

• (5, -4)

• (-4, -5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Write a rule for the translation.

•  (x -1, y  + 2)

•  (x -2, y  + 1)

•  (x +2, y  - 1)

• (x +1, y  -  2)

Tags

CCSS.HSG.CO.A.2

Point (-5,2) is reflected over the y axis.  Where is the new point located?

• (5,2)

• (-5,-2)

• (-5,2)

• (5,-2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The mathematical term for the line that you reflect a shape over is the...

• Mirror

• Reflective tape

• Line that you reflect over

• Line of reflection

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?

• A'(9,9) B'(18,18) C'(27,9)

• A'(6,6) B'(9,9) C'(12,6)

• A'(0,0) B'(3,3) C'(6,0)

• A'(1,1) B'(2,2) C'(3,1)

Tags

CCSS.8.G.A.3

State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.

• (5,3)

• (20,12)

• (-20,-12)

• (-5,-3)

Tags

CCSS.8.G.A.3

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

Tags

CCSS.HSG.CO.A.2