FL.MAFS.6.RP. RATIOS & PROPORTIONAL RELATIONSHIPS
MAFS.6.RP.1. Understand ratio concepts and use ratio reasoning to solve problems. (Major Cluster)
MAFS.6.RP.1.3. Use ratio and rate reasoning to solve real-world and mathematical problems, e.g., by reasoning about tables of equivalent ratios, tape diagrams, double number line diagrams, or equations.
MAFS.6.RP.1.3.e. Understand the concept of Pi as the ratio of the circumference of a circle to its diameter.