Use a calculator to evaluate the trigonometric function. Round your answer to four decimal places. (Be sure the calculator is set in the correct angle mode.) $$\tan \frac { \pi } { 5 }$$
A)$\tan \frac { \pi } { 5 } \approx - 0.7265$
B) $\tan \frac { \pi } { 5 } \approx 1.7265$
C) $\tan \frac { \pi } { 5 } \approx 0.7265$
D) $\tan \frac { \pi } { 5 } \approx - 2.7265$
E) $\tan \frac { \pi } { 5 } \approx 2.7265$

Question

Use a calculator to evaluate the trigonometric function. Round your answer to four decimal places. (Be sure the calculator is set in the correct angle mode.) $$\tan \frac { \pi } { 5 }$$ 
A)$\tan \frac { \pi } { 5 } \approx - 0.7265$
B) $\tan \frac { \pi } { 5 } \approx 1.7265$
C) $\tan \frac { \pi } { 5 } \approx 0.7265$
D) $\tan \frac { \pi } { 5 } \approx - 2.7265$
E) $\tan \frac { \pi } { 5 } \approx 2.7265$

Quizplus · Accepted Answer

Using a calculator, in degree mode, we find that $	an \frac{\pi}{5} \approx 0.7265$. We round to four decimal places to match the answer choices. Therefore, the best choice is $\boxed{	ext{(C)}}$.

Use a Calculator to Evaluate the Trigonometric Function tan⁡π5\tan \frac { \pi } { 5 }tan5π​

Use a Calculator to Evaluate the Trigonometric Function $\tan \frac { \pi } { 5 }$