Theresa is planning to make a plastic cover for her new globe to keep it from being damaged. If Theresa’s new globe has a radius
of 3 inches, then how much plastic will it take to cover her new globe? A. 18(3.14) square inches
B. 72(3.14) square inches
C. 288(3.14) square inches
D. 36(3.14) square inches
The amount of plastic needed to cover the globe is the surface area of the globe. Since a globe is a sphere, the formula is SA = 4/3 πr³. Substitute r= 3 inches.
