Use a calculator to evaluate the function. Round your answers to four decimal places. (Be sure the calculator is in the correct angle mode.)
$\sin 78.9 ^ { \circ }$
A) $- 0.3524$
B) $0.1146$
C) $0.9813$
D) $0.1925$
E) $5.0970$

Question

Quizplus · Accepted Answer

The sine of 78.9 degrees is approximately 0.9813 when rounded to four decimal places.

Use a Calculator to Evaluate the Function sin⁡78.9∘\sin 78.9 ^ { \circ }sin78.9∘

Use a Calculator to Evaluate the Function $\sin 78.9 ^ { \circ }$