Texas Instruments TI-30X IIS - Page 94

© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X ÙS: A Guide for Teachers
8
7
Use this formula to find the angle of
the conveyor belt. Round your
answer to the nearest tenth, and
then return to floating decimal
mode.
%

Press Display
%

13 W
20 E <
sinsin
-1 -1
(13/20) (13/20)
&
'
40.5416018740.54160187
DEG
%
©
" "
F 0 1 2 3 4 5 6 7 8 9F 0 1 2 3 4 5 6 7 8 9
--
DEG
<
sinsin
-1 -1
(13/20) (13/20)
&
'
40.540.5
FIX DEG
%
©
8
sinsin
-1 -1
(13/20) (13/20)
&
'
40.5416018740.54160187
DEG
SIN x = 13/20
Inverse Sine