Sexagesimal ↔ Decimal Transformation; Trigonometric / Inverse-Tri. Functions - Citizen SR-281N Manual Del Usuario

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[ 2nd ] [ DRG
]
Sexagesimal ↔ Decimal transformation
The calculator enables you to convert the sexagesimal figure (degree,
minute and second) to decimal notation by pressing [
convert the decimal notation to the sexagesimal notation by [ 2nd ]
[
].
Sexagesimal figure value display is as follow :
Represent 125 degrees (D),
‫׀‬
‫׀ ׀‬
125 45
30
55
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.
l
l l
12.755 = 12 45
18
12.755 [ 2nd ] [
]
l
l l
2
45
10.5
= 2.75291666667
2 [
] 45 [
] 10.5 [
]

Trigonometric / Inverse-Tri. functions

SR-281N provides standard trigonometric functions and inverse
trigonometric functions - sin, cos, tan, sin
(Note) : When using those keys, make sure the calculator is set for the
angle unit you want.
sin 30 deg.= 0.5
[ sin ] 30 [=]
2
3 cos ( π
rad) = – 1.5
3
3 [ cos ] [ ( ] 2 [ x ] [ 2nd ] [ π ] [
]
3 [=]
-E15-
File name : CBM_SR-281N_IB_English_black_v09330.doc
Date: 2009/3/30
Trimmed Size : 140 x 75 mm
GRAD
1 . 5 7 0 7 9 6 3 2 6 7
1 0 0 .
] or
DEG
l
l l
1 2
4 5
1 8
DEG
2 . 7 5 2 9 1 6 6 6 6 6 7
–1
–1
–1
, cos
and tan
.
DEG
s i n 3 0 =
0 . 5
RAD
π
3
c o s ( 2
3 =
– 1 . 5
SCALE 1 : 1

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