cosθ = sin(θ + 𝛑/2)
Definition
This term refers to the trigonometric identity that states the cosine of an angle is equal to the sine of that angle plus 𝛑/2.
Related terms
Trigonometric Identity: A mathematical equation involving trigonometric functions that holds true for all values of the variables involved.
Angle Sum Identity: A trigonometric identity that relates the sum or difference of two angles with trigonometric functions.
Unit Circle: A circle with a radius of 1 unit used to define trigonometric functions and their values for different angles.
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