Review Reflections and Translations

What is the algebraic representation of translating a figure 3 units left and 5 units down?

• (x+5, y-3)
• (x-5, y+3)
• (x-3, y+5)
• (x-3, y-5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When translating a figure on a coordinate plane, which coordinate is affected by movement up and down?

• The x-coordinate
• The y-coordinate
• Neither

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When translating a figure on a coordinate plane, which coordinate is affected by movement left and right?

• The x-coordinate
• The y-coordinate
• Neither

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which point shows a reflection of point      X(9, -2) over the x-axis?

• (-2, 9)
• (9, -2)
• (9, 2)
• (-9, -2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which point shows a reflection of point      Y(-5, -7) over the y-axis?

• (5, -7)
• (-5, -7)
• (5, 7)
• (5, 7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which point is the image of point B(-2, 4) reflected over the x-axis?

• (2, 4)
• (2, -4)
• (-2, -4)
• (-2, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What does a translation do to a figure on the coordinate plane?

• Rotates it
• Flips it
• Shrinks it
• Slides it

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Write the rule for this translation:
Slide 3 up and 2 right

• (x, y)---->(x + 3, y + 2)
• (x, y)-----> (x+2, y + 3)
• (x, y)----> (x - 2, y + 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• Translation
• Rotation
• Reflection
• Dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When you translate, (x-4,y) will move _____.

• 4 units right
• 4 units left
• 4 units up
• 4 units down

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5