Transformation and Congruence Quiz

Which representation of a transformation on a coordinate grid does not preserve congruence?

• (x,y) → (−1/2x, 1/2y)

• (x,y) → (x + 7, y + 7)

• (x,y) → (−x, −y)

• (x,y) → (y, −x)

Tags

8.10.B

A transformation is applied to a figure to create a new figure. Which transformation does not preserve congruence?

• A reflection across the x-axis

• A translation 7 units down

• A dilation by a scale factor of 5

• A rotation of 90° clockwise

Tags

CCSS.HSG.CO.A.2

Which transformation does NOT preserve congruence?

• (x,y) → (−x, −y)

• (x,y) → (x − 5, y + 2)

• (x,y) → (−x, y)

• (x,y) → (2x, 2y)

Tags

CCSS.HSG.CO.A.2

A transformation is applied to a figure to create a new figure on a coordinate grid. Which transformation does NOT preserve congruence?

• A rotation of 270° counterclockwise

• A reflection across the y-axis

• A dilation by a scale factor of 1.5

• A translation of 50 units down

Tags

CCSS.HSG.CO.A.2

Which representation of a transformation on a coordinate grid preserves congruence?

• (x, y) → (5x, 5y)

• (x, y) → (1/5x, 1/5y)

• (x, y) → (0.5x, 0.5y)

• (x, y) → (x + 5, y + 5)

Tags

CCSS.HSG.CO.A.2

Which representation of a transformation on a coordinate grid does not preserve congruence?

• (x, y) → (x + 4, y - 4)

• (x, y) → (1/4x, 1/4y)

• (x, y) → (x - 4, y + 4)

• (x, y) → (y, -x)

Tags

CCSS.HSG.CO.A.2

Which representation of a transformation on a coordinate grid preserves congruence?

• (x, y) → (1/8x, 1/8y)

• (x, y) → (8x, 8y)

• (x, y) → (x + 8, y + 8)

• (x, y) → (0.8x, 0.8y)

Tags

CCSS.HSG.CO.A.2

Which representation of a transformation on a coordinate grid does not preserve congruence?

• (x, y) → (x + 2, y + 2)

• (x, y) → (x, -y)

• (x, y) → (y, -x)

• (x, y) → (1/2x, 1/2y)

Tags

CCSS.HSG.CO.A.2