19
Converting Angular Measurements
• Press the
keys to display the following
screen.
• Press
,
, or
to change the displayed
value to the corresponding angle unit.
• Example: Change 2.34 radians to degrees.
⋅⋅⋅ ⋅⋅⋅
(Deg)
Coordinate Systems (Pol (
), Rec (
))
• The result will be stored in variables E and F
automatically.
• Example 1: Express the point defined by the polar
coordinates ( = 4, = 30°) in rectangular
coordinates (
).
(Deg)
= 3.464101615
4
30
= 2
• Press
to display the value of or press
to display the value of .
• Example 2: Express the point defined by the
rectangular coordinates (2,
) in polar
coordinates (
).
(Rad)
= 3
2
5
= 0.84106867
D
1
R
2
G
3
2.34
(R)
2.34r
134.0721241
x y
,
r
θ
,
r
θ
x y
,
x
y
x
y
5
r
θ
,
r
θ
