Convert the following angles as indicated

MATHEMATICS · Subjective · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Convert the following angles as indicated. Show all working and express each answer correct to two decimal places where necessary. (i)

18^{\circ}

to radians (ii)

75^{\circ}

to radians (iii)

252^{\circ}

to radians (iv)

-40^{\circ}

to radians (v)

\dfrac{11\pi}{12}\,\text{rad}

to degrees (vi)

-\dfrac{7\pi}{20}\,\text{rad}

to degrees (vii)

0.85\,\text{rad}

to degrees (viii)

6.1\,\text{rad}

to degrees