# Circles

3 Act Math

## Act 1

1. Which circle will fill up first?
2. Write down a guess.

## Act 2

3. What information would be useful to figure this out?
4. Write down some questions you have in your head right now.

## Sequel

5. What would happen if the blue circle was 5% larger?
6. What would happen if the yellow circle was 5% smaller?

Common Core Standards
7.RP
Analyze proportional relationships and use them to solve real-world and mathematical problems.
7.G.B.4
Know the formulas for the area and circumference of a circle and use them to solve problems; give an informal derivation of the relationship between the circumference and area of a circle.
TEKS
7.4(D)
solve problems involving ratios, rates, and percents, including multi-step problems involving percent increase and percent decrease, and financial literacy problems
7.5(C)
solve mathematical and real-world problems involving similar shape and scale drawings This site uses Akismet to reduce spam. Learn how your comment data is processed.