Standard Alignments:

TEKS Math: 7.9.B

(B) Determine the circumference and area of circles

AU Math: ACMMG197

(Y8) Investigate the relationship between features of circles such as circumference, area, radius and diameter. Use formulas to solve problems involving circumference and area (ACMMG197)

CCSS Math: 7.G.4

7.G.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.