Use the Special Right Triangle to evaluate sin 45°, cos 45° and tan 45°. Your answers should be exact (not a decimal). A. sin 45 = √2/2, cos 45 = √2/2, tan 45 = 1 B. sin 45 = 1, cos 45 = 1, tan 45 = √2/2 C. sin 45 = 1/2, cos 45 = √3/2, tan 45 = √3 D.
Answers (1)