Circle (22/7 or 3.1416) x Radius 2
Triangle 1/2 x Base x Perpenicular Height
Rectangle Length x Breadth
Parallelogram Base x Perpendicular Height
Right Cone 1/2 Slant Height x Perimeter of Base + Area of Base
Pyramid 1/2 Slant Height x Perimter of Base + Area of Base
Sphere 4 x (22/7 or 3.1416) x Diameter 2
Ellipse Product of axes x 0.7854
Rectangle Length x Breadth x Height
Cylinder Area of Base x Height
Prism Area of Base x height
Right Cone 1/3 Area of Base x Perpendicular Height
Pyramid 1/3 Area of Base x Perpendicular Height
Sphere (22/7 or 3.1416) x 4/3 x Radius 3
SWG mm
4
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6
7
7
8
9
10
11
12