Honors Geometry

A turn is also called a ___________.

• Translation
• Reflection
• Rotation
• Transformation

Translations, reflections and rotations are all known as ________________________.

• Dilations

• Isometries

• Transfigurations

Identify the transformation from ABC to A'B'C'.

• 90^o clockwise rotation
• 90^o counter clockwise rotation
• Reflection across the y-axis
• Reflection across the x-axis

Identify the transformation.

• Reflection across y-axis
• 90 Rotation counter clockwise
• Translation 5 units left, 1 unit up.
• Translation 5 units right, 1 unit down

Point (-5,2) is reflected over the y axis.  Where is the new point located?

• (5,2)
• (-5,-2)
• (-5,2)
• (5,-2)

Which rule would result in a translation of 2 units left and 3 units up?

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

Identify the transformation from ABC to A'B'C'.

• (x+8, y+4)
• (x-8, y-4)
• (x+4, y+8)
• (x-4, y-8)

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

• (x+2, y-5)

• (x+2, y-9)

• (x-2, y+9)

The rule for rotation of 90 degrees is

(x, y) --> _

• (y, -x)

• (-y, x)

• (x, -y)

• (-x, y)

The rule for reflection over the y-axis is

(x, y) --> _

• (-x, y)

• (x, -y)

• (y, x)

• (-y, x)