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What is the definition of dialations ,in mathematical terms?

• to make larger or smaller

• to make larger only

• to stay the same

• to make smaller

  only

Enlargement or Reduction?

• Reduction

• Enlargement

A dilation can produce a smaller figure or a(n)______

• reduction
• enlargement
• scale factor
• center of dilation

Enlargement or Reduction?

• Reduction

• Enlargement

Which of the following is an example of a Dilation?

• (-x, -y)

• (x, y - 3)

• (x + 3, y - 1)

Which of the following is an example of a Dilation?

• (x, y) → (x, 3y)

• (x, y) → (3x, 3y)

• (x, y) → (x, y - 3)

• (x, y) → (.5x, .4y)

Does the image show a dilation?

• Yes
• No

Enlargement or Reduction?

• Reduction

• Enlargement

Dilations are ________ but not congruent.

• Similar
• Flipped
• Rotated
• Congruent

Similar figures have the same ______ but different ______. 

• measure; shapes
• sizes; shapes
• value; measures
• shape; sizes