My math teacher tasked me in finding the surface area of this block:

My method is to find the area of ever side and add it together:

Side 1/2 = 18
Side 3 = 6.75
Side 4 = 27
Side 5 = 13.5
Side 6 = 9
Side 7 = 20.25
Side 8 = 36
SA = 147.5 Inches Squared