Question 1

It is the measure of the smallest, positive, acute angle t formed by the terminal side of the angle t and the horizontal axis.

Accepted Answer

Reference Angle

Answer

Acute Angle

Answer

Right Angle

Answer

Obtuse Angle

Question 2

Positive reference angles have terminal sides that lie in the_____________________.

Accepted Answer

First Quadrant

Answer

Second Quadrant

Answer

Third Quadrant

Answer

Fourth Quadrant

Question 3

It is the set of real numbers for which the circular function is defined.

Accepted Answer

Domain

Answer

Integer

Answer

Range

Answer

Rational

Question 4

It is the set of defined values of the function.

Accepted Answer

Range

Answer

Integer

Answer

Domain

Answer

Rational

Question 5

It is the quadrant where all the circular functions are positive.

Accepted Answer

First Quadrant

Answer

Fourth Quadrant

Answer

Second Quadrant

Answer

Third Quadrant

Question 6

It is the quadrant where only the secant and cosine functions are positive.

Accepted Answer

Fourth Quadrant

Answer

Second Quadrant

Answer

Third Quadrant

Answer

First Quadrant

Question 7

It is the quadrant where only the sine and cosecant functions are positive.

Accepted Answer

Second Quadrant

Answer

Third Quadrant

Answer

Fourth Quadrant

Answer

First Quadrant

Question 8

It is the quadrant where tangent and cotangent functions are positive.

Accepted Answer

Third Quadrant

Answer

Second Quadrant

Answer

First Quadrant

Answer

Fourth Quadrant

Question 9

Given $heta\ =\ 30\degree$ , what is sin $30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Question 10

Given $heta\ =\ 30\degree$ , what is tan $30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Question 11

Given $heta\ =\ 30\degree$ , what is sec $30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Question 12

Given $heta\ =\ 30\degree$ , what is cos $30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Question 13

Given $heta\ =\ 30\degree$ , what is tan $30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Question 14

Using the reference angle, what is the value of sin $heta\ =\ 30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

2

Answer

$\frac{1}{2}$

Question 15

Using the reference angle, what is the value of tan $heta\ =\ 30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

2

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Question 16

Using the reference angle, what is the value of sec $heta\ =\ 30\degree$ ?

Accepted Answer

2

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

-1

Question 17

Using the reference angle, what is the value of cot $heta\ =\ 30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

-1

Answer

2

Question 18

Using the reference angle, what is the value of cos $heta\ =\ 30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Answer

2

Answer

$\frac{1}{2}$

Question 19

What is the domain and range of the function y = 4 sin x?

Accepted Answer

domain = $heta\ =\ 30\degree$ , range = [-4, 4]

Answer

domain = $heta\ =\ 30\degree$ , range = [1, -1]

Answer

domain = $heta\ =\ 30\degree$ , range = [4, -4]

Answer

domain = $heta\ =\ 30\degree$ , range = [-1, 1]

Question 20

What is the domain and range of the function y = -2 sin x?

Accepted Answer

domain = $heta\ =\ 30\degree$ , range = [-1, 1]

Answer

domain = $heta\ =\ 30\degree$ , range = [1, -1]

Answer

domain = $heta\ =\ 30\degree$ , range = [-4, 4]

Answer

domain = $heta\ =\ 30\degree$ , range = [4, -4]

Question 21

Which among the following is correct?

Accepted Answer

The range of y = 2 cos (x+ $heta\ =\ 30\degree$ ) is [-2, 2].

Answer

The domain of y = 2 cos (x+ $heta\ =\ 30\degree$ ) is [-2, 2].

Answer

The domain of y = 2 cos (x+ $heta\ =\ 30\degree$ ) is [-3, 3].

Answer

The range of y = 2 cos (x+ $heta\ =\ 30\degree$ ) is [-3, 3].

Question 22

Which among the following is correct?

Accepted Answer

The range of y = 3 sin (x - $heta\ =\ 30\degree$ ) is [-3, 3].

Answer

The domain of y = 3 sin (x - $heta\ =\ 30\degree$ ) is [-3, 3].

Answer

The domain of y = 3 sin (x - $heta\ =\ 30\degree$ )is [-2, 2].

Answer

The range of y = 3 sin (x - $heta\ =\ 30\degree$ ) is [-2, 2].

Question 23

What is the exact value of sin $heta\ =\ 30\degree$ ?

Accepted Answer

$\frac{1}{2}$

Answer

undefined

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

Question 24

What is the exact value of sin $heta\ =\ 30\degree$ ?

Accepted Answer

$heta\ =\ 30\degree$

Answer

$\frac{1}{2}$

Answer

undefined

Answer

$\frac{1}{2}$

Question 25

What is the exact value of tan $heta\ =\ 30\degree$ ?

Accepted Answer

undefined

Answer

$heta\ =\ 30\degree$

Answer

$\frac{1}{2}$

Answer

$\frac{1}{2}$

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