Algebra 2/trigonometry - Worksheet Page 9
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28Use this space for
computations.
x
2
26 The legs of a right triangle are represented by
x
2
and
.
The length of the hypotenuse of the right triangle is represented by
2
(1)
2
x
4
(3)
x 2
2
2
2
(2) 2x
4
(4)
x
2
27 What are the amplitude and the period of the graph represented by
θ __
the equation y
3cos
?
3
π __
(1) amplitude:
3; period:
3
(2) amplitude:
3; period: 6π
π __
(3) amplitude: 3; period:
3
(4) amplitude: 3; period: 6π
[9]
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Algebra 2/Trigonometry – Jan. ’16
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