It’s the measurements outside of the shape. Formulas: Rectangle P= 2l+2w Square P= 4s math.about.com
The distance around a circle. Formula: Circle: C=2 r or C= d marthalakecov.org
The space of the surface inside a shape measured in square units. Square A=S2 Rectangle A=lw or A=bh Triangle A= 1/2bh or A=bh/2 Trapezoid A=1/2 (b1+b2)h or A= (b1+b2)h /2 Circle A= r2 freemathhelp.com
B represents the area of the base of a three dimensional figure. P represents the perimeter of the base of a three dimensional figure.
The space of a 2-dimensional surface enclosed within a boundary Formulas: Cube(total) S=6s2 prism (lateral) S=Ph prism (total) S=Ph+2B Pyramid (lateral) S= ½ pl Pyramid (total) S= ½ pl+B Cylinder (lateral) S= 2 rh Cylinder (total) S= 2 rh+2 r2 or S=2 r(h+r) mathsteaching.wordpress.com
the amount of space occupied by an object measured in three dimensions, expressed in cubic units. Formulas: Prism V= Bh Cylinder V= Bh Pyramid V= 1/3Bh Cone V=1/3Bh Sphere V= 4/3 r3
the symbol for the ratio of the circumference of a circle to its diameter. Formula: Pi=3.14 lee.edu ohfortheloveofscience.com