User's Manual
2-24 Math, Angle, and Test Operations
8302MATH.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 12:12 PM Printed: 02/19/01 2:27
PM Page 24 of 26
r
 (radians) designates an angle or list of angles as radians,
regardless of the current angle mode setting. In 
Degree
mode, you can use 
r
 to convert radians to degrees.
value
r
Degree mode
8
DMS
 (degree/minute/second) displays 
answer
 in DMS
format (page   2
.
23). The mode setting must be 
Degree for
answer
 to be interpreted as degrees, minutes, and seconds.
8
DMS
 is valid only at the end of a line.
answer
8
DMS
R
8
Pr( converts rectangular coordinates to polar
coordinates and returns 
r. R
8
P
q
( converts rectangular
coordinates to polar coordinates and returns 
q
. 
x
 and 
y
 can
be lists.
R
8
Pr(
x
,
y
), R
8
P
q
(
x
,
y
)
Note:
Radian
 mode is set.
P
8
Rx(
 converts polar coordinates to rectangular
coordinates and returns 
x. P
8
Ry( converts polar
coordinates to rectangular coordinates and returns 
y. 
r
 and
q
 can be lists.
P
8
Rx(
r
,
q
), P
8
Ry(
r
,
q
)
Note:
Radian
 mode is set.
r
 (Radians)
8
DMS
R
8
Pr (,
R
8
P
q
(,
P
8
Rx(,
P
8
Ry(










