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12
.
ENG
Rectangular-to-Polar Conversions
Pressing
`
[
R
8
P
] converts rectangular coordinates (
x
,
y
)
to polar coordinates (
r
,
Θ
).
Example: Convert the rectangular coordinates (10, 8) to
polar coordinates.
Comments
Keystrokes
Display
Enter
x
and
y
10
`
8
8.
Value of
Θ
`
[
R
8
P
]
38.659808
Value of
r
`
12.806248
Value of
Θ
`
38.659808
To alternate between the two converted values (
r
and
Θ
),
press
`
repeatedly.
Polar-to-Rectangular Conversions
Pressing
`
[
P
8
R
] converts polar coordinates (
r
,
Θ
) to
rectangular coordinates (
x
,
y
).
Example: Convert the polar coordinates (5, 30
°
) to
rectangular coordinates.
Comments
Keystrokes
Display
Enter
r
and
Θ
5
`
30
30.
Value of
y
`
[
P
8
R
]
2.5
Value of
x
`
4.330127
Value of
y
`
2.5
To alternate between the two converted values (
x
and
y
),
press
`
repeatedly.