Texas Instruments TI-83 PLUS - Manual (Page 100)

TI-83 Plus Math, Angle, and Test Operations 97
ANGLE Operations
ANGLE Menu
To display the
ANGLE
menu, press y [
ANGLE
]. The
ANGLE
menu displays
angle indicators and instructions. The Radian / Degree mode setting affects
the TI-83 Plus ’s interpretation of
ANGLE
menu entries.
ANGLE
1: ¡ Degree notation
2: ' DMS minute notation
3:
r
Radian notation
4: 8DMS Displays as degree/minute/second
5: R 8Pr( Returns
r
, given
X
and
Y
6: R 8Pq( Returns q , given X and Y
7: P 8Rx( Returns x , given R and q
8: P 8Ry( Returns y , given R and q
Entry Notation
DMS (degrees/minutes/seconds) entry notation comprises the degree
symbol (
¡ ), the minute symbol ( ' ), and the second symbol ( " ). degrees
must be a real number; minutes and seconds must be real numbers ‚ 0.
degrees ¡ minutes ' seconds "