7.G.B.4. Know the formulas for Notes: Lesson Ideas: the area and circumference of a Students understand the relationship between radius and diameter. AIMS Looking at Lines: circle and use them to solve Students also understand the ratio of circumference to diameter can be Functions in Circles problems; give an informal expressed as Pi. Building on these understandings, students generate the derivation of the relationship formulas for circumference and area. between the circumference and Develop and utilize formulas for the area and circumference of circles. area of a circle. (A) Examples:
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. (A) Notes: Students understand the relationship between radius and diameter. Students also understand the ratio of circumference to diameter can be expressed as Pi. Building on these understandings, students generate the formulas for circumference and area. Develop and utilize formulas for the area and circumference of circles. Examples: Lesson Ideas: AIMS Looking at Lines: Functions in Circles
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