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File name : CBM_SR-281N_IB_English_black_v09330.doc
Date: 2009/3/30 Trimmed Size : 140 x 75 mm SCALE 1 : 1
-E15-
GRAD
1 . 5707963267
[ 2nd ] [ DRG ]
100.
Sexagesimal
↔
Decimal transformation
The calculator enables you to convert the sexagesimal figure (degree,
minute and second) to decimal notation by pressing [ ] or
convert the decimal notation to the sexagesimal notation by [ 2nd ]
[ ].
Sexagesimal figure value display is as follow :
125
45
׀
30
׀ ׀
55
Represent 125 degrees (D),
45 minutes(M), 30.55 seconds(S)
(Note) : The total digits of D, M and S and separator marks must be
within 12 digits, or the sexagesimal couldn't be shown
completely.
¾
12.755 = 12
45
l
18
l l
DEG
12.755 [ 2nd ] [ ]
12
45
l
18
l l
¾
2
45
l
10.5
l l
= 2.75291666667
DEG
2
[
] 45
[
] 10.5
[
]
2 . 75291666667
Trigonometric / Inverse-Tri. functions
SR-281N
provides standard trigonometric functions and inverse
trigonometric functions - sin, cos, tan, sin
–1
, cos
–1
and tan
–1
.
(Note) : When using those keys, make sure the calculator is set for the
angle unit you want.
¾
sin 30 deg.= 0.5
DEG
sin30=
[ sin ] 30 [=]
0 . 5
¾
3 cos (
π
3
2
rad) = – 1.5
RAD
3¼ cos(2
¼
π 3=
3 [ cos ] [ ( ] 2 [ x ] [ 2nd ] [
π
] [ ]
3 [=]
–1 . 5