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Relation between Arc, Radius and Central Angle
As shown in the diagram, Consider a circle with centre O and AOB being the sector with sector angle θ and arc APB. Length of the arc of a sector…
Systems of Measuring Angles
The following three different systems of units are used in the measurement of trigonometrical angles : (a) Sexagesimal System (or English System) (b) Centesimal System (or French System) (c) Circular…
Science Technology & Innovation (STI) Policy 2013
Greater thrust on innovation, establishing research institutes and encourages women scientists with an aim to position itself among the top five scientific powers in the world by 2020. India has…
