Lesson 7.6 Dilations

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# Lesson 7.6 Dilations - PowerPoint PPT Presentation

Lesson 7.6 Dilations. Pages 393 - 395. What is a dilation ?. A dilation is a transformation with center C and scale factor k that maps each point P onto an image point P’. Two Types of Dilations – Reduction – the image figure is smaller than the original figure

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### Lesson 7.6 Dilations

Pages 393 - 395

What is a dilation?

A dilation is a transformation with center C and scale factor k that maps each point P onto an image point P’.

Two Types of Dilations –

• Reduction – the image figure is smaller than the original figure
• Enlargement – the image figure is larger than the original figure
Find the scale factor of the dilation.Hint: scale factor for enlargements >1 scale factor for reductions between 0 and 1

C

C

3

2

B’

B

B

B’

5

5

Assignment:

7.6 Worksheet