-ex8-
[ MODE ] [ MODE ]
DEG RAD GRAD
1 2 3
1 DEG
_
0.
2 [ 2nd ] [ π ] DEG
2 π
0.
[ 2nd ] [ DRG]
D R G
1 2 3
2 [ = ] DEG
2 π r
360.
Example 24
sin30 Deg. = 0.5
[ MODE ] [ MODE ]
DEG RAD GRAD
1 2 3
1 [ sin ] 30 [ = ] DEG
sin 30
0.5
Example 25
Exam
cos ( 2π
3 rad ) = 0.5
[ MODE ] [ MODE ]
DEG RAD GRAD
1 2 3
2 [ cos ] [ ( ] 2 [ 2nd ] [ π ] [ ÷] 3 [ = ] RAD
cos ( 2π / 3
– 0.5
Example 26
sin -1 0.5 = 30 Deg.
[ MODE ] [ MODE ]
DEG RAD GRAD
1 2 3
1 [ 2nd ] [ sin –1 ] 0.5 [ = ] DEG
sin –1 0.5
30.