1. Bell Ringer Throw Back Thursday
Write each expression using exponents.
x 4 x 4 x 4 x 4
Y x Y x Y
(p)(p)(p)
(3w)(3w)(3w)(3w)

2. Homework Check

3. Homework Check

4. Section 6.5 Solving Proportions
R drive > Key > Feb 16_20 > 2_19__6.5 Solving Proportions File > Save As > P drive > Math > Feb 16_20 > 2_19__6.5 Solving Proportions

5. Vocabulary Proportion – An equation stating that 2 ratios are equal
Cross Products – The cross products of any proportion are equal

6. Cross Products

7. Key Concepts

8. Notes

9. Example 1 Solve Proportions

10. Example 2 Solve Proportions

11. Example 3 – Your Turn Solve Proportions

12. Example 4 Use Proportions to Solve Problems

13. Example 5 Use Proportions to Solve Problems

14. Example 6 – Your Turn Use Proportions to Solve Problems
An architect builds a model of a building before the actual building is built. The model is 8 inches tall and the actual building will be 22 feet tall. The model is 20 inches wide. Find the width of the actual building.

15. Example 7 Use Proportions to Solve Problems

16. Example 8 Use Proportions to Solve Problems

17. Example 9 – Your Turn Use proportions to Solve Problems
A serving of 4 crackers contains 70 calories. How many calories are in 7 crackers?

18. Homework Section 6.4 #1 - 23

19. Homework Section 6.4 #1-23

20. Homework Section 6.4 #1-23