Trigonometric Ratios of Some Standard Angles

Subject: Optional Maths

Overview

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Things to remember
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  • h2 = p2 + b2
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  • Different angles have a different value with various trigonometric ratios. We shall consider 0°, 30°, 45° and 90° as the standard angles and we shall learn their values here. In this unit, we shall verify the values of 0°, 30°, 45° and 90° using geometrical proofs.
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