Proof Formulas of Area of Equilateral Triangle & Right Angle Triangle

Equilateral Triangle Formula The Equilateral Triangle is another common type having all three sides are equal and the interior angles are also the same i.e. 60-degree. The equilateral Triangle Formulas in geometry are given as – \[ Area \;of \;an \;Equilateral \;Triangle = \frac{\sqrt{3}}{4}a^{2}\] \[ Perimeter \;of \;an \;Equilateral \;Triangle = 3a\] \[ Semi \;Perimeter […]

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What is Rhombus? Area & Perimeter of a Rhombus Formula

Before we discuss on different quadrilaterals like the Rhombus, this is necessary to understand first what a quadrilateral is? This is a polygon with four sides, four vertices, and the four angles. The sum of its interior angle would 360-degree. A quadrilateral in simple terms has four sides of different length and angles of different […]

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