Mathematics, 21.09.2019 12:30 ninigilford

What is the surface area of a sphere with a circumference of 50ft?
a. 63.3ft^2
b. 198.9ft^2
c. 398.0ft^2
d. 795.8 ft^2
the volume of a sphere if 2,254pi m^3. what is the surface area of the sphere to the nearest 10th?
a. 831.4 m^2
b. 891.6 m^2
c. 1,22.0 m^2
d. 1,1783.3 m^2
what is the scale factor of a cube with a volume 729 m^3 to a cube with volume of 6,859 m^3 ?
a. 19: 9
b. 9: 19
c. 361: 81
d. 81: 361

Answers: 1

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What is the surface area of a sphere with a circumference of 50ft?
a. 63.3ft^2
b. 198.9...