Sheet metal is used to make a vent transition piece that is

Last updated: 7/16/2022

Sheet metal is used to make a vent transition piece that is in the shape of a frustum of a pyramid with one square opening of 12 in and the other square opening of 9 in. The slant height is 15 in. What is the perimeter of the 12 in opening? P₁= What is the perimeter of the 9 in opening? P2= How many square inches of sheet metal needs to be used to create the transition piece? L = in Using 1 sq ft = 144 sq in, how many square feet of sheet metal are needed (do not round)? The transition piece requires_________sq ft of sheet metal.