Referring to the illustration, how many lineal feet of reinforcing bar are required for the planter footing? Calculate only the longitudinal bars and do not add for laps or corners. Assume the wall is centered on the footing.

Referring to the illustration, how many lineal feet of reinforcing bar are required for the planter footing? Calculate only the longitudinal bars and do not add for laps or corners. Assume the wall is centered on the footing.