Area And Volume For 3D and 2D Shapes

Area And Volume For 3D and 2D Shapes

1. 2D

   • Areas
     • Square
       • h x w
     • Circle
       • π x r²
     • Rectangle
       • h x w
     • Triangle
       • b x h ÷2
     • Trapezium
       • (a + b) /2 x h
     • Parallelorgram
       • b x h
   • Diameters
     • Square
       • L x 4
     • Circle (Circumference)
       • pi x d
     • Parallelogram / Rectangle
       • (h x 2) + (l x 2)

2. 3D Shapes

   • Volume
     • Cube
       • L x W x H
     • Cuboid
     • Cylinder
       • (Pi x r^2) x H
     • Square Pyramid
       • (B x H) ÷ 3

3. Other Formulae

   • Circumference (C)
     • Pi x diameter
       • Diameter - length between longest sides of circle
       • Pi - 3.14
   • Length (L)
     • Longest side of the shape
   • Width (W)
     • Second longest side of shape
   • Base (B)
     • 3D
       • L x W
     • 2D
       • Furthest line in the south
   • Radius (R)
     • Diameter ÷2

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