Question

Find the measures of two angles, one positive and one negative, that are coterminal with pi divided by ten.

twenty-one pi divided by ten; negative pi divided by ten

eleven pi divided by ten; negative nine pi divided by ten

twenty-one pi divided by ten; negative nineteen pi divided by ten

pi + 360°; pi divided by ten - 360°

show work please and explanations please

Answer 1

Answer on Question #42533, Math, Calculus

Find the measures of two angles, one positive and one negative, that are nonterminal with General explanation: nonterminal angles are angles that stopped in same place. Full angle cycle equal to 2pi. So let's complete a task

a) pi divided by ten.

$$\frac {\pi}{10}$$

Find positive angle:

$$\frac {\pi}{10} + \frac {2 \pi}{1} = \frac {21\pi}{10}$$

Find negative angle:

$$\frac {\pi}{10} - \frac {2 \pi}{1} = - \frac {19\pi}{10}$$

Answer: c: twenty-one pi divided by ten; negative nineteen pi divided by ten

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