Quizzes
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Logarithms
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Quadratic Equation
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Probability
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H.C.F and L.C.M
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Number Systems
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Averages
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Alligation
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Profit and Loss
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Ratio and proportion
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Interest
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Functions
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Alligation or Mixture
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Discount
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Clocks and Calendar
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Square Root and Cube Root
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Coding-Decoding
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Number-Ranking-Time Sequence
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Percentage
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Volume and Surface Area
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Boats and Streams
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Partnership
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Height and Distance
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Area
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Profit and Loss
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Problems on Ages
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Decimal Fraction
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Average
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Pipes and Cistern
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Permutation and Combination
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Problems on H.C.F and L.C.M
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Compound Interest
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Probability
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Chain Rule
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Stocks and Shares
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Banker’s Discount
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Time and Distance
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Simple Interest
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Problems on Trains
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Time and Work
The area is the quantity that expresses the extent of a two-dimensional figure or shape or planar lamina, in the plane. The surface area is its analog on the two-dimensional surface of a three-dimensional object. The area can be understood as the amount of material with a given thickness that would be necessary to fashion a model of the shape or the amount of paint necessary to cover the surface with a single coat.
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