Tangent
Use this formula to find the
distance from the lighthouse to the
boat. Round your answer to the
nearest whole number, and then
return to floating decimal mode.
D = 78/TAN 27
Press
78 W @
27 E <
©
%
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<
©
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© 1999 T
I
EXAS
NSTRUMENTS
Display
78/tan (27)
78/tan (27)
153.0836194
153.0836194
F F 0 0 1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9
- -
78/tan (27)
78/tan (27)
FIX
78/tan (27)
78/tan (27)
153.0836194
153.0836194
I
NCORPORATED
'
DEG
DEG
'
153.
153.
DEG
'
DEG
TI-30X ÙS: A Guide for Teachers
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