Calculate and give your answer in degrees.

MATHEMATICS · Single correct · CBSE · Mathematics · Inverse Trigonometric Functions · Inverse Trigonometric Functions

Problem

Calculate

\arccos\left(\dfrac{\sqrt{2}}{2}\right)

and give your answer in degrees. (a)

135^{\circ}

(b)

60^{\circ}

(c)

45^{\circ}

(d)

315^{\circ}

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