Transformations Review

What does a translation do to an image?

• Turns it 90* clockwise
• Mirrors it
• Shrinks it
• Slides it

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Determine how to translate triangle A'B'C' to triangle ABC.

• right two, down five
• right two, down 9
• left two, down 9
• left two, down 5

Tags

CCSS.HSG.CO.A.2

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

A transformation that changes the size of a figure, but not the shape. (Hint: Not rigid motion)

• translation
• rotation
• reflection
• dilation

Tags

CCSS.8.G.A.3

When you dilate, you ______ x and y by a number.

• Multiply
• Add
• Subtract
• Divide

Tags

CCSS.8.G.A.3

When you translate, you ______ a number to x and y.

• Add or subtract
• Multiply or divide
• Add or multiply
• Subtract or divide

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is an example of the algebraic rule for a TRANSLATION?

• (3x, 3y)

• (x+3, y-2)

• (x, -y)

• (y, -x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A square has sides of 6 inches and is dilated to form a square that has sides of 24. What is the scale factor?

• 1/4 because 6/24 = 1/4

• 4 because 24/6 = 4

• 30 because 24 + 6 = 30

• No way to know with this information.

Tags

CCSS.8.G.A.3

Which transformation does NOT preserve congruence?

• transformation

• reflection

• rotation

• dilation

Tags

CCSS.HSG.CO.A.2

A translation moves a figure 3 units to the left. Which would describe this move?

• x - 3

• x + 3

• y - 3

• y + 3

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5