Responsibility and Duties of Cheerleading Captains and CO-Captains. 1  Start Practices - See that all materials and supplies are ready to go. 2  Notify Squad Members - You should have a calling list and be sure everyone on the squad is notified of upcoming events.
One acre equals 0.0015625 square miles, 4,840 square yards, 43,560 square feet or about 4,047 square metres (0.405 hectares) (see below).
An acre is 43,560 square feet of area in any shape. This measure of square footage is not surface area, but is instead a measure along a flat plane. A square-shaped acre plot has 208.7 feet per side, and a square mile contains 640 acres.