Transformations E

• Vertical stretch by a factor of 4

• Vertical compression by a factor of 1/4

• Vertical translation up by 1/4 units.

• Horizontal compression by a factor of 1/4

Which of the following does a rigid motion preserve?

• side lengths only

• angle measures only

• side lengths & angle measures

• neither side lengths or angle measures

Tags

CCSS.HSG.CO.B.6

What is the rule used to transform △ABC to its image?

A(−3, 5), B(2, 8), C(−4, −5) and A′(−3, −5), B′(2, −8), C′(−4, 5)

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Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Suppose the equation of line s is y = 2. What are the coordinates of C' of ΔA'B'C' for R_s?

• (-3, 5)

• (3, 5)

• (1, -1)

• (-1, 1)

Suppose the equation of line t is y = x. What is the coordinate of A' of ΔA'B'C' for R_t?

• (-1, -3)

• (1, -1)

• (-1, 1)

• (1. 3)

Suppose ΔABC is reflected over the x-axis. What are the coordinates of B'?

• (-1, -1)

• (-3, 1)

• (1, 1)

• (-1, 1)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Does the image show a Dilation?

• Yes

• No

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

If you were to rotate ABCD 180°  about the origin, what would the coordinate of A' be?

• (-5, 5)

• (-3, -5)

• (-5, 3)

• (-3, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If you were to rotate ABCD 90° counterclockwise about the origin, what would the coordinate of A' be?

• (-5, 5)

• (-3, 5)

• (-5, 3)

• (-3, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Name the transformation.

• Translation

• Reflection

• Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5