Texas Instruments TI-34 II Teachers Guide - Page 18
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Trig Functions Name Date 1. Find the trigonometric ratios for the triangle. Round to the nearest hundredth. (Use % , for rounding.) a. sin C b. cos C c. tan C d. sin A e. cos A f. tan A A 3 5 B C 4 2. Using the TI-34 Ö, find the value of each ratio. Round to the nearest ten thousandth. a. sin 71º b. tan 31º c. cos 25º 3. Using the TI-34 Ö, find the measure of each angle. Round to the nearest degree. a. sin B = 0.4567 b. cos A =0.6758 c. tan C = 5.83 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-34 Û: A Guide for Teachers 12
© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI
-
34
Û
: A Guide for Teachers
12
Trig Functions
Name
___________________________
Date
___________________________
1.
Find the trigonometric ratios for the triangle. Round to the nearest hundredth.
(Use
%
‚
for rounding.)
a.
sin
C
_________________
b.
cos
C
_________________
c.
tan
C
_________________
d.
sin
A
_________________
e.
cos
A
_________________
f.
tan
A
_________________
2.
Using the TI
-
34
Ö
, find the value of each ratio. Round to the nearest ten
thousandth.
a.
sin 71º
_________________
b.
tan 31º
_________________
c.
cos 25º
_________________
3.
Using the TI
-
34
Ö
, find the measure of each angle. Round to the nearest
degree.
a.
sin
B
= 0.4567
_________________
b.
cos
A
=0.6758
_________________
c.
tan
C
= 5.83
_________________
5
4
3
B
C
A