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 ] [ ]
1245l18l 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
3¼cos(2
¼
π3=
3 [ cos ] [ ( ] 2 [ x ] [ 2nd ] [ π ] [ ]
3 [=]
–1 . 5