16. a gift box is 15 inches long, 10 inches wide, and 3 inches high. how much wrapping paper is needed to wrap the gift box?
a. 225 ft
b. 450 ft
c. 525 ft
d. 650 ft

17. tamara needs to buy motor oil to fill the 3 empty cylindrical barrels at her oil service center. each barrel is 7 ft deep and has a radius of 4 ft. what is the volume of oil needed? use 3.14 for π.
a. 1,055.o4 ft
b. 4,220.16 ft
c. 602.88 ft
d. 1,406.72 ft

19. find the volume of a triangular prism with the following dimensions. round to the nearest whole number.

triangle base: 5 ft
triangle height: 3 ft
prism height: 7.5 ft

a. 56 ft3
b. 19 ft3
c. 113 ft3
d. 8 ft3