Angles and Trigonometric Functions — Quiz

Question 1

Which equation can be used to prove 1 plus tangent squared of x is equal to secant squared of x ?

Revolt · Accepted Answer

cosine squared of x over cosine squared of x plus the fraction with numerator mathrm sine squared x and denominator cosine squared of x is equal to 1 over cosine squared of x

Question 2

Suppose tangent of x is equal to 2 thirds , and the terminal side of x is located in quadrant I. What is sine of x ?

Revolt · Accepted Answer

the fraction with numerator 2 and denominator square root of 13

Question 3

In which quadrant(s) are tangent of x and sine of x both negative?

Revolt · Accepted Answer

quadrants III and IV

Question 4

Let cosecant of x is equal to 5 thirds , where 0 degrees is less than x comma x is less than 90 degrees Which expression has a value of 3 fourths ?

Revolt · Accepted Answer

tangent of x

Question 5

What is the minimum value of the graph of y is equal to cosine of x ?

Revolt · Accepted Answer

negative 1

Question 6

How many degrees is negative pi over 8 radians?

Revolt · Accepted Answer

negative 22.5 degrees

Question 7

How many radians is 105 degrees ?

Revolt · Accepted Answer

7 pi over 12 radians

Question 8

Suppose cotangent of theta is equal to 5 over 12 , where pi is less than theta comma theta is less than 3 pi over 2 What is sine of theta ?

Revolt · Accepted Answer

negative 12 over 13

Question 9

Which expression is equal to negative 1 ?

Revolt · Accepted Answer

tangent 5 pi over 4

Question 10

Which expression has the same value as tangent of open paren negative 45 degrees close paren ?

Revolt · Accepted Answer

cotangent of open paren 135 degrees close paren

Angles and Trigonometric Functions — Quiz Answers

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