The diameter of a piston is 4 inches. Find the total force on the piston head if the pressure is 200 Ibs./sq. in. 14. The perimeter of a rectangle is 80 ft. What is the width of the rectangle if the length is 25 ft. ? 15. A field is to contain 7200 sq. ft.
|Title||:||A Manual of Mathematics for Prospective Air Corps Cadets|
|Author||:||Carroll Vincent Newsom, Harold Daniel Larsen|