Monday, January 12, 2026

Math Short Notes: Allegation, Area

Allegation or Mixture  

Allegation is the rule that helps find the ratio in which two or more ingredients at given prices must be mixed to produce a mixture of a desired price.  


Area Formulas  

- Square: A = x^2  

- Rectangle: A = l x b  

- Parallelogram: A = b x h 

- Trapezium: A = 1/2 x (a + b) x h  

- Rhombus: A = 1/2 x d_1 x d_2  

- Kite: A = 1/2 x d_1 x d_2  

- Triangle: A = 1/2 x b x h 

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