Trigonometric Functions
Table 1-34 Trigonometry keys
Keys
] c
]o
c
]r
c
]ro
c
]3
Find Sin =.62 in degrees. If RAD is displayed, press
θ
Table 1-35 Trigonometry example
Keys
7SG
]oc
20
At a Glance...
R
C
,
, or
R
C
,
, or
R
C
,
, or
R
C
,
, or
Description
Calculates sine, cosine, and tangent.
Calculates inverse sine, inverse cosine,
and inverse tangent.
Calculates hyperbolic sine, cosine and
tangent.
Calculates inverse hyperbolic sine,
cosine, and tangent.
Toggles between radians and degrees
modes. Degrees is the default setting.
]3
.
Display
Description
.62
Enters value of sine for
38.32
Calculates
.
θ
.
θ