 ## CCSS.MATH.CONTENT.7.RP.A.2.C

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### In this Brief Review, division of rational numbers is explored. Note: The download is an MP4 file. ### Definition of the term "Product Property of Proportions." ### Definition of the term "Proportional." ### The definition of the term "Solving Proportions." ### Solving Proportions: Example 1. Solving a proportion of the form a/b = c/d for a. Other variables expressed as numbers. ### Solving Proportions: Example 2. Solving a proportion of the form a/b = c/d for a. Other variables expressed as variables and numbers. ### Solving Proportions: Example 3. Solving a proportion of the form a/b = c/d for b. Other variables expressed as numbers. ### Solving Proportions: Example 4. Solving a proportion of the form a/b = c/d for b. Other variables expressed as variables and numbers. ### Solving Proportions: Example 5. Solving a proportion of the form a/b = c/d for c. Other variables expressed as numbers. ### Solving Proportions: Example 6. Solving a proportion of the form a/b = c/d for c. Other variables expressed as variables and numbers. ### Solving Proportions: Example 7. Solving a proportion of the form a/b = c/d for d. Other variables expressed as numbers. ### Solving Proportions: Example 8. Solving a proportion of the form a/b = c/d for d. Other variables expressed as variables and numbers. ### Solving Proportions: Example 9. Given two similar triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers. ### Solving Proportions: Example 10. Given two similar triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers and variables. ### Solving Proportions: Example 11. Given two similar right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers. ### Solving Proportions: Example 12. Given two similar right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers and variables. ### Solving Proportions: Example 13. Given two similar 30-60-90 right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers. ### Solving Proportions: Example 14. Given two similar 30-60-90 right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers and variables. ### Solving Proportions: Example 15. Given two similar 3-4-5 right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers. ### Solving Proportions: Example 16. Given two similar 3-4-5 right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers and variables. ### Solving Proportions: Example 17. Given two similar 5-12-13 right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers. ### Solving Proportions: Example 18. Given two similar 5-12-13 right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers and variables. ### Solving Proportions: Example 19. Given two similar isosceles right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers. ### Solving Proportions: Example 20. Given two similar isosceles right triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers and variables. ### Solving Proportions: Example 21. Given two similar isosceles triangles, solving a proportion to find the length of an unknown side, when all side lengths are expressed as numbers. 