2D – Shapes – Definition – Properties  Here is a detailed explanation of common 2D shapes, including their definitions, examples, diagrams, and properties: Definition: 2D shapes are flat and also known as plane shapes, ‘2D’ stands for 2-dimensional. These shapes can be drawn on paper and have length and width. We can measure length and […]

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 2D Shapes – Names and Properties Definition and Properties  2-dimensional shapes have 2 dimensions length and width.  Rectangle  A rectangle is a 2-dimensional 4 sided polygon. A rectangle have 4 sides, 4 angles and 4 vertices. The total of 4 angles is 360 degree. Square A square is a 2-dimensional 4 sided polygon. A square have 4 sides, 4 angles and 4 vertices. The total of […]

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2D – Shapes – Definition – Different Shapes  Definition: 2D shapes are flat and also known as plane shapes, ‘2D’ stands for 2-dimensional. These shapes can be drawn on paper and have length and width. We can measure length and width. Example: Rectangle, triangle, square, circle, oval, etc. are 2 dimensional objects.

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Rational and Irrational numbers Usually most students feel difficult to understand the difference between rational and irrational numbers with the help of their definitions. First we know about the terms that are useful to understand the concept of rational and irrational numbers. 1. Perfect square:  If we multiply an integer with itself or same integer, we […]

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        Negative Rational Numbers Definition: A rational number is said to be negative rational number if its numerator and denominator are  opposite sign such that one of them is positive integer and other one is a negative integer. In other words, a rational number is negative if its numerator and denominator are of […]

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            Positive Rational Numbers Definition: A rational number is said to be positive rational number, if its numerator and denominator both are either positive integers or negative integers. In other words, a rational number is positive if its numerator and denominator are of the same sign. Example: 2/9,  3/5,  7/6,  […]

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