Convert each of the following angles to the other unit

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

Problem

Convert each of the following angles to the other unit. (i)

270^{\circ}

to radians (ii)

-\dfrac{\pi}{3}

to degrees (iii)

120^{\circ}

to radians Give all answers in simplest exact form.