Transformations

If the dotted figure is the image, the original figure was reflected over the ...

• x-axis

• y-axis

If the dotted figure is the image, the original figure was reflected over the ...

• x-axis

• y-axis

State the line of reflection.

• Reflection across y-axis

• Reflection across x-axis

• Reflection across x = 1

• Reflection across y = 1

Triangle ABC will be dilated by a scale factor of 1/2.  What will be the coordinates of C'?

• (-1, -2.5)

• (12, 6)

• (3, -1.5)

• (0, 1.5)

Enlargement or reduction?  Find the scale factor!

• It's a reduction; the scale factor is 2.

• It's an enlargement; the scale factor is 2.

• It's an enlargement; the scale factor is 1/2.

• It's a reduction; the scale factor is 1/2.

If the scale factor is greater than 1, the dilation is...

• an enlargement

• a rotation

• a translation

• a reduction

What type of transformation is this?

• Rotation

• Reflection

• Translation

• Enlargement

What type of transformation is this?

• Rotation

• Reflection

• Translation

• Enlargement

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

• (x+2, y-5)

• (x-2, y+9)

• (x-2, y-9)

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