1.
Find the value of cos 62° to the nearest ten-thousandth.
A.
0.8988
B.
0.8829
C.
0.4695
D.
1.8807
Hint
2.
Given
XY
= 12 and
= 40°, find
YZ
to the nearest tenth.
A.
7.7
B.
18.7
C.
9.2
D.
10.1
Hint
3.
Find the value of sin 87° to the nearest thousandth.
A.
-0.822
B.
0.052
C.
19.08
D.
0.999
Hint
4.
If cos
A
= 0.8674, what is the measure of
A
to the nearest tenth of a degree?
A.
0.5°
B.
29.8°
C.
60.2°
D.
40.9°
Hint
5.
Find
m
A
to the nearest tenth in right triangle
ABC
for
A
(1, 5),
B
(4, 9), and
C
(12, 3).
A.
65.9
B.
63.4
C.
26.6
D.
2
Hint