Difference between revisions of "List of formulae"

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Line 44: Line 44:
 
|<math>2h(l+b)</math>
 
|<math>2h(l+b)</math>
 
|<math>2(lb+bh+lh)</math>
 
|<math>2(lb+bh+lh)</math>
|<math>l*b*h</math>
+
|<math>lXbXh</math>
 
|-
 
|-
 +
|PRISM
 +
EQUILATERAL TRIANGLE RIGHT PRISM
 +
|PXh
 +
Where P=3a is the perimeter of base triangle
 +
 
|CYLINDER
 
|CYLINDER
 
|<math>2{\pi}rh</math>
 
|<math>2{\pi}rh</math>

Revision as of 21:08, 15 August 2014

Algebraic Identities

Geometric Results

Formulae for commercial arithmetic

Statistical Formulae

Mensuration

Area and Perimeter of Plane Figures

Shape Perimeter Area
Triangle (a+b+c), where a, b, c are sides

where "h" is the height from any vertex to the opposite side "b"

Circle
type square root

LSA(CSA) TSA & VOLUME of Solid Figures

Name of the Solid LSA(CSA)in sq.units TSA in sq.units VOLUME in cubic units
CUBE

Where lenght(l)=breadth(b)=height(h)

CUBOID
PRISM

EQUILATERAL TRIANGLE RIGHT PRISM

PXh

Where P=3a is the perimeter of base triangle

CYLINDER

Where r is the radius of circular base

where "h" is the height of cylinder

CONE

Where l is the slant height

Where r is the radius of circular base

Where h is the height or depth of the cone

FRUSTUM OF CONE

Where l=

Failed to parse (syntax error): {\displaystyle π{{(r_{1}+r_{2})l+r_{1}^2+r_{2}^2}}}

Where & are the radii of two bases

Where h is the height or depth of the frustum ofcone

SPHERE
HEMISPHERE