Assuming the questioner maens an acre and not accer, the question, as stated, cannot be answered sensibly. An acre is a measure of area, with dimensions [L2]. A foot is a measure of distance, with dimensions [L]. The two measure different things and elementary dimensional analysis teaches that you cannot convert between measures with different dimensions such as these without additional information.
One.
There are 5280 feet in one mile.
One and one half feet
It is 6,160 feet.
52.8 feet
There are 5,280 feet in one mile.
How many square feet in one
7 feet.
HOW MANY POUND THERE IN ONE CONTAINER TWENTY FEET
how many gag is there in 396.5 square feet
6 (as in one foot many feet)
3.281 feet in one meter.