S sparkle Senior member Nov 4, 2000 903 0 0 Feb 18, 2001 #1 Hey guys I need a few geometry formulas. I haven't done geometry in some time now and can't remember these basic formulas for the life of me. 1. area of a rectangle 2. circumference of a circle, givin I know the radius. Thanks!
Hey guys I need a few geometry formulas. I haven't done geometry in some time now and can't remember these basic formulas for the life of me. 1. area of a rectangle 2. circumference of a circle, givin I know the radius. Thanks!
C Capn Platinum Member Jun 27, 2000 2,716 0 0 Feb 18, 2001 #2 area of rectangle is just base*height Circumference of a circle is just 2*Pi*R
C C1ue1ess Member Jun 27, 2000 59 0 0 Feb 18, 2001 #3 1. length x width 2. 2 x pi x radius ; pi is about 3.14
F fluxquantum Platinum Member Oct 27, 2000 2,398 1 71 Feb 18, 2001 #5 Area of Rectangle = Length x Width Area of Circle = Pi (3.141592654....) x Radius (squared) Circumference of Circle = 2 x Pi x Radius Good Luck
Area of Rectangle = Length x Width Area of Circle = Pi (3.141592654....) x Radius (squared) Circumference of Circle = 2 x Pi x Radius Good Luck