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Trigonometry

Maths Guide: Concepts, Formulas, Videos and Solved Examples

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Are you afraid of big numbers and complex equations? Then, don't be because Maths is not that much complicated than any mess. Maths can become your friend if you put some effort to understand and solve it. If you're dreaming to be the next math genius, then having a grip on all Maths basic and standard concepts is mandatory. So, browse the concepts prevailed here and start … [Read more...] about Maths Guide: Concepts, Formulas, Videos and Solved Examples

Trigonometric Ratios Of Complementary Angles

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Trigonometric Ratios Of Complementary AnglesWe know Trigonometric ratios of complementary angles are pair of angles whose sum is 90° Like 40°, 50°, 60°, 30°, 20°, 70°, 15°, 75° ; etc, Formulae: sin (90° – θ) = cos θ,         cot (90° – θ) = tanθ cos (90° – θ) = sin θ,         sec (90° – θ) = cosec θ tan (90° – θ) = cot θ,         cosec (90° – θ) = sec … [Read more...] about Trigonometric Ratios Of Complementary Angles

Heights And Distances

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Heights And DistancesAngle Of Elevation The angle of elevation of the point viewed is the angle formed by the line of sight with the horizontal when the point being viewed is above the horizontal level, i.e. the case when we raise our head to look at the object. (see fig.)Angle Of Depression The angle of depression of a point on the object being viewed is the angle … [Read more...] about Heights And Distances