Solve the Problem $17 \mathrm { ft } ^ { 2 }$

Multiple Choice

Solve the problem.
-Tia is going to stain her triangular concrete patio. The patio is approximately 10 feet by 17 feet by 13 feet. If one can of stain covers $17 \mathrm { ft } ^ { 2 }$ , how many cans of stain will she need?

A) 65 cans
B) 51 cans
C) 4 cans
D) 1 cans