Quiz about College Algebra Trigonometry

Question 1

The hypotenuse of any right triangle from the center of the unit circle to an edge is always

Accepted Answer

1

Answer

sqt2/2

Answer

sqt3/2

Answer

1/2

Question 2

Based on your unit circle sin(30^o)=

Accepted Answer

1/2

Answer

sqt2/2

Answer

1

Answer

sqt3/2

Question 3

Based on your unit circle cos(30^o)=

Accepted Answer

sqt3/2

Answer

1

Answer

1/2

Answer

sqt2/2

Question 4

cos 90

Accepted Answer

0

Answer

1

Answer

-1

Answer

undefined

Question 5

Find x.

Accepted Answer

10

Answer

5

Answer

20

Answer

3

Question 6

Tangent is...

Accepted Answer

b. sine/cosine

Answer

a. Opposite/hypotenuse

Answer

c. neither a or b

Answer

d. both a and b

Question 7

Sin is?

Accepted Answer

Opposite/Hypotenuse

Answer

Adjacent/Hypotenuse

Answer

Opposite/Adjacent

Answer

Hypotenuse/Opposite

Question 8

Cos is?

Accepted Answer

Adjacent/Hypotenuse

Answer

Opposite/Hypotenuse

Answer

Opposite/Adjacent

Answer

Hypotenuse/Opposite

Question 9

What is the equation of the graph?

Accepted Answer

y = 2 sin x

Answer

y = 2 cos x

Answer

y = sin x

Answer

y = sin 2x

Question 10

What is the equation of the blue graph?

Accepted Answer

y = sin x - 2

Answer

y = 2sin x

Answer

y = sin(2x)

Answer

y = sin(x + 2)

Question 11

Does this look more like a Sine or Cosine curve?

Accepted Answer

y=cosx

Answer

y=sinx

Question 12

What does a negative A value cause?

Accepted Answer

A reflection across X axis

Answer

A negative amplitude

Answer

A reflection across the Y axis

Answer

No effect

Question 13

What is the vertical shift for
y = 4cos(0.5x +pi) - 2?

Accepted Answer

down 2

Answer

up 2

Answer

left 2

Answer

right 2

Question 14

Sine or Cosine?

Accepted Answer

y=sinx

Answer

y=cosx

Question 15

Standard position is where on the x-y plane?

Accepted Answer

The positive x-axis

Answer

The negative x-axis

Answer

The positive y-axis

Answer

The negative y-axis

Question 16

Angles are measured in which direction from standard position?

Accepted Answer

Counterclockwise

Answer

Clockwise

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