Act Math Practice
ACT Math Scores Page - Improve your Trigonometry Score
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Increase your ACT Math Scores on trigonometry problems by practicing with these free exercises:
1. Consider the laws of sines and cosines.
(sin
A
)
2
= ?
A. 1 - (cos
A
)
2
B. (cos
A
)
2
- 1
C. (tan
A
)
2
D. 1 - (tan
A
)
2
E. (tan
A
)
2
- 1
Trigonometry Answer 1
2. If cos
A
=
y
/
z
and sin
A
=
x
/
z
, then tan
A
= ?
F.
z
/
x
G.
z
/
y
H.
xy
/
z
J.
x
/
y
K.
y
/
x
Trigonometry Answer 2
3. If
x
represents a real number, what is the greatest possible value of 4 sin 2
x
?
A. 2
B. 3
C. 4
D. 6
E. 12
Trigonometry Answer 3
4. Angles
Ð
A and
Ð
B each have measurements between 0° and 45°. If cos A = sin B, what is the sum of
Ð
A +
Ð
B ?
F. 15
G. 30
H. 45
J. 90
K. 180
Trigonometry Answer 4
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