Joylin must stack 3 blocks identical to the one shown below.
8 in
What strategy for stacking the blocks will produce a stack with the least surface area?
Create a stack where the 5-inch-by-6-inch faces of the blocks touch.
Create a stack where the 5-inch-by-8-inch faces of the blocks touch.
Create a stack where the 6-inch-by-8-inch faces of the blocks touch,
Create a stack where two different-sized faces of the blocks touch.