Calculated Industries 4090 - Finding ArcSin, ArcCos, ArcTan; Using Trigonometry to Find Unknown Side

POCKET REFERENCE GUIDE — 18
Converting D:M:S
Convert 23°42’39” to decimal degrees:
KEYSTROKE DISPLAY
o o 0.
2 3 • 4 2 • 3 9 DMS 23.42.39
Ç • 23.71083°
Finding Sine, Cosine, Tangent
Find Sin 12°, Cos 33° and Tan 75°:
KEYSTROKE DISPLAY
o o 0.
1 2 S 0.207912
3 3 ç 0.838671
7 5 t 3.732051