Texas Instruments TI-34 II Explorer Plus User Manual page 104

Cosine
Use this formula to find how far
the base of the ladder is from the
house. Round your answer to the
nearest whole number, and then
return to floating decimal mode.
D = 5 x COS 75
Press
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© 1999 T I
EXAS NSTRUMENTS
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5cos(75)
1.294095226
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FIX
5cos(75)
FIX
5cos(75)
1.294095226
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TI-34 Û: A Guide for Teachers
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