Quiz: Dilations and Similarity/Congruence of Transformations

• yes, 1.5

• yes, 2

• yes, 2/3

• no

Tell whether the two figures are similar. Explain your reasoning.

• yes, similar because they are the same shape and side lenghts are proportional.

• yes, same shape

• No, different sizes

• No, not similar because they are the same shape, but side lengths are not proportional.

• T

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

• (x-2, y+9)

• (x-2, y+5)

• (x+2, y-9)

• (x-9, y+2)

The image shows what type of transformation

• Rotation

• Reflection across the x axis

• Reflection across the y axis

• Translation