transformations without rotations

What is dilation?

• When one slide looks like another

• A where an image that is the same shape as the original, but is a different size

• When it is flipped upside down

• I don't have a clue what this is.

True/False: Is the dilation when a transformation that produces an image that is the same shape as the original, but is a different size?

• False

• True

When a shape has the the same size, shape, and measure.

• similar
• corresponding
• congruent
• equal

Tags

CCSS.8.G.A.2

Translations are always _______

• Congruent
• Bigger
• Smaller
• Rotated

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• left 2, up 9
• right 2, down 9
• left 2, down 9
• left 2, up 5

Tags

CCSS.HSG.CO.A.2

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When Translating an image, if you move a figure down, you will have _____ a number.

• y +
• y -
• x +
• x -

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When Translating an image, if you move a figure to the right , you will have _____ a number.

• x +
• x -
• y +
• y -

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

How is triangle ABC being translated to triangle A'B'C'?

• up 3, left 8
• up 9, left 4
• down 3, right 8
• down 9, right 4

Tags

CCSS.HSG.CO.A.2

Which answer shows a reflection across the x-axis?

• d
• c
• b
• a

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5