GH 1-7 Check

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

The original figure prior to a transformation.

• Pre-image
• Image

What rule describes the translation?

• (x, y) ----> (x - 6, y + 2)

• (x, y) ----> (x - 2, y + 6)

• (x, y) ----> (x + 2, y - 6)

• (x, y) ----> (x + 6, y - 2)

What axis is the triangle being reflected over?

• X-axis

• Y-axis

Which transformation is NOT a rigid motion (the size changes)?

• reflection
• rotation
• dilation
• translation

A rigid motion ...

• preserves size and location
• preserves shape and location
• preserves size and shape
• makes the figure larger

A rigid motion creates figures that are ____________.

• congruent
• different sizes
• similar
• larger

Identify the transformation:

• Rotation

• Reflection

• Translation

• Dilation

Identify the transformation:

• Rotation

• Reflection

• Translation

• Dilation

What are the series of rigid motions that would map ∆ABC onto ∆A''B''C''?

• a reflection followed by a rotation
• a reflection followed by a translation
• a translation followed by a rotation
• a translation followed by a reflection