A tape measure is probably best.
it's not an amount of feet. a square foot is a square, that is a foot by a foot. A foot is a unit of measurement. A square foot is also a unit of measurement. Whenever you measure a length, such as with a tape measure, you are measuring in feet. If you are measuring the area of a shape, you are measuring in square feet.
A square unit with sides measuring 1 foot is called a square foot. It is a unit of area commonly used in the United States for measuring space in real estate and construction. One square foot is equivalent to 144 square inches.
Use your measuring tape then you times that by 30
You measure your foot on a ruler thing that's made for foot measuring.
900 square feet
When measuring feet you should use a foot measuring device which has a cup for the heel, a flat foot base plate for the base of the foot and a slider that can be brought up to the furthest extension of the toes. The slider should provide a marker to a graduated scale on the foot base plate which shows how long the foot is in inches/mm/or shoe size. Frequently a foot measure will also have a tape that can go round the widest part of the toes to give a shoe with guide. When measuring feet, measure both feet with the person sitting then standing as the foot length will change and many people have different sized feet.
To measure 50 feet, you can use a measuring tape or a measuring wheel. Extend the measuring tape or roll the measuring wheel along the ground, ensuring it stays straight. If you don't have a measuring tool, you can use a known reference, such as a standard-sized object (for example, a 6-foot ladder), and count how many times it fits into 50 feet. Always double-check your measurements for accuracy.
it is like a measuring for a thing that you have to repair or to make
nice to meter you, there's trouble a foot
There are no units for measuring the use of temperature.
It's one square foot of something. If you were measuring a square it would be one foot long, and one foot wide.
1 cubic foot. You gave a cube measuring 1 foot on each side. ■