# Trigonometric Ratios of Some Specific Angles

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Trignometric table

 Sin Cos Tan Not defined Cosec Not defined Sec Not defined Cot Not defined

Example

Find the lengths of the sides BC and AC in triangle ABC, right-angled at B where AB = 25 cm and using trigonometric ratios.

tan C

tan

BC =cm

sin =

AC = 50 cm

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