A circle with a radius of 14 feet is cut into 8 equal pieces. How many square feet are 3 of the pieces? Use 22/7 for π.
A. 1,155 square feet
B. 231 square feet
C. 22 square feet
D. 11 square feet
A circle with a radius of 14 feet is cut into 8 equal pieces. How many square feet are 3 of the pieces? Use 22/7 for π.
A. 1,155 square feet
B. 231 square feet
C. 22 square feet
D. 11 square feet
A = π r2
A = (22/7)(14)(14)
A = (22)(2)(14)
A = 616
616 / 8 = 77
3 • 77 = 231 Answer is B.
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