Transformations

What transformation is happening to the red triangle to get to the blue triangle?

• Translation
• Rotation
• Reflection

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the image of Point F after a translation of 5 units left and 2 units up?

• (-5, 2)

• (3, -5)

• (-4, 5)

• (-3, 5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Determine where X' would be if you translated X 3 units to the left and 9 units down.

• (-4, 4)
• (-10, 2)
• (-4, -5)
• (-1, 5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle ABC has vertices at A(6, 1)    B(1, 7)   and C(-3, -2).  The translation to create triangle A'B'C' is (x, y) goes to (x - 1, y + 2).  Which will be the coordinates of triangle A'B'C'?

• (5, 2)   (0, -4)   (0, 9)
• (5, 3)   (0, -4)   (0, 8)
• (5, 3)   (0, 9)   (-4, 0)
• (5, 2)   (1, -3)   (0, 9)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which answer shows a reflection across the x-axis?

• d
• c
• b
• a

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect Point C over the y-axis:

• (-3, 2)

• (3,2)

• (-2,3)

• (3,0)

You want to reflect a figure over the horizontal line shown. 
What directions would you give? 
Reflect over the line: ________

• x = -4
• y = -4
• x - y = 4
• None of these

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the mirror line for this reflection?

• y=4

• x=-3

• y=x

• y= -x

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(3,3) B(6,6) C(9,3)

• 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

Enlargement or reduction? Find the dilation.

• It's an enlargement; the dilation is 3.

• It's a reduction; the dilation 1/3.

• It's a reduction; the dilation is 1/2.

• It's an enlargement; the dilation is 2.