Tammy rents a storage shed. The storage shed is in the shape of a rectangular prism with measurements as shown. 9ft by 9ft by 10ft. Select the phrase and number from the drop-down menus to correctly complete each sentence. Tammy can find the volume of the storage unit by ___. To completely fill the storage shed, Tammy would need ____ unit boxes that each measure 1 cubic foot.

a. finding the sum of 9,10, and 9
b. finding the product of 9,10, and 9
c. finding the product of 9 and 10, then adding 9
d. finding the product of 10 and 9, then subtracting 9
e.28
f.81
g.99
h810

Tammy can find the volume of the storage unit by finding the product of 9,10, and 9.

To completely fill the storage shed, Tammy would need 810 unit boxes that each measure 1 cubic foot.