# Dilation in Math: Definition & Meaning

Instructions:

question 1 of 3

### Point A (-10, 4) is dilated by a scale factor of .5. What are the coordinates for A'?

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### 2. Triangle ABC is dilated with a scale factor of -3. Fully describe the relationship between triangle ABC and triangle A'B'C'.

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Dilation can affect multiple forms of mathematical expression, and this quiz/worksheet will help you test your understanding of that effect as seen in various mathematical contexts.

## Quiz & Worksheet Goals

In these assessments you'll be tested on the effect of dilation on:

• Point coordinates
• Triangle size and position
• Segment length

## Skills Practiced

This quiz and worksheet allow students to test the following skills:

• Problem solving - use acquired knowledge to solve practice problems involving mathematical dilation
• Making connections - use understanding of the concept of dilation in different mathematical contexts
• Distinguishing differences - compare and contrast the effect of dilation on various forms of mathematical expression