垂線 すいせんの足 あし

suisenno ashi

1. Not the foot of the perpendicular.

1. Was the foot of the perpendicular.

1. Foot of the perpendicular.

1. Foot of perpendicular; Perpendicular foot

1. Not the foot of the perpendicular.; It is not the foot.

1. Not the foot of the perpendicular.; It's not the foot of the perpendicular.

1. Was the foot of the perpendicular.

1. Foot of the perpendicular.

1. Is not the foot of the perpendicular.; It is not the foot of the perpendicular.

1. Wasn't the foot of the perpendicular.

1. Foot of the perpendicular; Probably the foot of the perpendicular

1. Was not the foot of the perpendicular.; Was not the base of the perpendicular.

1. Wasn't the foot of the perpendicular.; Wasn't the base of the perpendicular.

1. Probably the foot of the perpendicular.

1. Was not the foot of the perpendicular.

1. If/when the foot of the perpendicular…; If the foot of the perpendicular were…

1. If the foot of the perpendicular; If it is the foot of the perpendicular

1. If/when the foot of the perpendicular…; When the foot of the perpendicular…