Roman Numerals 1 to 100 and 100 to 1000 An ancient system of writing numbers used by Romans, is called Roman Numerals.  The symbol of 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10 in roman numerals are,               Number               Roman Numerals       […]

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Trigonometric Ratios of Some Specific Angles Trigonometric Ratios      Here are Trigonometric Ratios of some Specific angles,   00, 300, 450 , 600  and 900. Example: (1) Find the value of sin600 cos300 + sin300 cos600 Values of Trigonometric Ratios from above table,                        sin 600 = √3/2,                       […]

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     Types of triangles- Right, Acute, Obtuse…..          Type on triangles on base of angles 1.  Right triangle: If in a triangle, one angle is 90 degree, the triangle called right triangle. or  A right triangle has a 900  angle. The following triangle is a right triangle.  2. Acute triangle: If in a triangle, all three […]

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What is an Acute Triangle: Definition, Formula and Properties In geometry, a triangle is a polygon with three sides, three vertices and three interior angles. In other words a triangle is a closed two dimensional plane figure with three sides and three angles. Triangles are classified on the basis of their sides and angles. There […]

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