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Geometry Formulas

TermDefinition
Si (n-2) (180)
Se 360
Diags n(n-3)/2
Point-slope y-y1=m(x-x1)
Standard Form Ax+By=C
Distance Root [(x2-x1)2 + ( y2-y1)2]
Midpoint (x1+x2/2 , y1+y2/2)
Standard Deviation Root [ sum of (x-mean)2] / n-1
Area of Trapezoid 1/2h(b1+b2)
Area of Regular Polygon 1/2 apothem x perimeter
Volume of Right Prism Area of base x height
Volume of Pyramid 1/3 Area of base x height
Volume of Cylinder Area of base x height
Volume of Cone 1/3 Area of base x height
Volume of Sphere 4/3 pie r3
Lateral Area of Right Prism Perimeter of base x height
Lateral Area of Pyramid 1/2 Perimeter of base x slant height
Lateral Area of Cylinder Circumference of base x height
Lateral Area of Cone 1/2 Circumference x slant height
Area of Sphere 4 pie r2
Created by: Grae