19 A furnace manufacturer wants to know how much of the

Last updated: 1/29/2023

19 A furnace manufacturer wants to know how much of the metal surface area is giving off heat in this design The metal box is cube shaped all sides equal with sides measuring 40 in The circular metal vent is 30 in tall with a diameter of 8 in Calculate the surface area giving off heat excluding the cube s base and the bottom and top of the vent tube Hint You must also subtract the area of the circle where the vent connects to the cube 5 marks