Parallelogram Formulas
Parallelogram Formulas 1. Area of Parallelogram Formula Area = b × h Area is base (b) times height (h). 2. Perimeter of Parallelogram Formula Perimeter = 2 ( a + b ) Perimeter is twice the sum of adjacent sides…
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Rectangle Formulas
Rectangle Formulas 1. Area of Rectangle Formula Area = l × b The area is the product of length (l) and breadth (b). 2. Perimeter of Rectangle Formula Perimeter = 2 ( l + b ) The perimeter is twice…
Square Formulas
Square Formulas 1. Area of Square Formula Area = s 2 The area is the square of one side (s). 2. Perimeter of Square Formula Perimeter = 4 s The perimeter is four times the side length (s). 3. Diagonal…
Triangle Formulas
Triangle Formulas 1. Area of Triangle Formula Area = Base × Height 2 Area is half the product of base and height. 2. Heron’s Formula for Area of Triangle Area = s ( s − a ) ( s −…
Trains boats and streams formulas
Trains, Boats, and Streams Formulas 1. Speed of Boat in Still Water Formula Speed of Boat in Still Water = Speed of Boat in Stream + Speed of Stream 2 Average speed of the boat downstream and the stream. 2.…
Mixture and allegation Formulas
Mixture and Allegation Formulas 1. Allegation Method Formula Allegation Rule = Difference between Mean Price and Lower Price Difference between Higher Price and Mean Price Find the ratio of mixing two ingredients using their prices and mean price. 2. Mixture…
Partnership Formulas
Partnership Formulas 1. Basic Profit Sharing Formula Partner’s Share of Profit = Partner’s Investment × Time Period Total Investment × Time Period The profit is divided based on the ratio of investment and time. 2. Equal Time Investment Formula Profit…
Pipe and Cistern Formulas
Pipe and Cistern Formulas 1. Work Done by Pipes Formula Work = Rate of Work × Time The total work done is the product of the rate and time. 2. Time Taken Formula Time = Work Rate of Work The…
Average Formulas
Time and Work Formulas 1. Work Done Formula Work = Time × Rate of Work The total work done is the product of time and rate of work. 2. Time Taken Formula Time = Work Rate of Work The time…
Time and Work Formulas
Time and Work Formulas 1. Work Formula Work = Time × Rate of Work Work is the product of the time taken and the rate at which the work is done. 2. Rate of Work Formula Rate of Work =…