Trigonometric Functions

What is the missing number?
Sin(45) = Cos(   )

• 45

• 95

• 145

• 195

Tags

CCSS.HSG.SRT.C.7

What is the missing number?
Sin(70) = Cos (   )

• 20

• 25

• 30

• 35

Tags

CCSS.HSG.SRT.C.7

What is the missing number?
Sin(   ) = Cos(60)

• 20

• 25

• 30

• 35

Tags

CCSS.HSG.SRT.C.7

sin 20⁰ = ?

• cos 70⁰

• sin 70⁰

• cos 20⁰

• tan 20⁰

Tags

CCSS.HSG.SRT.C.7

If sin x = cos y, what must be true about x and y?

• x + y = 90⁰

• x = y 

• x = 2y

• x + y = 180⁰

Tags

CCSS.HSG.SRT.C.7

If sin x = cos x, what is the value of x?

• 45⁰

• 90⁰

• 30⁰

• 60⁰

Tags

CCSS.HSF.TF.B.7

If cos α = sin β, what must be true about α and β?

• α and β are complementary angles

• α and β are congruent angles

• α and β are right angles

• α and β are supplementary angles

Tags

CCSS.HSG.SRT.C.7

What is the missing number?
Sin(   ) = Cos(40)

• 30

• 40

• 50

• 60

Tags

CCSS.HSG.SRT.C.7

A tourist views a deer from a height of 45 feet.  The horizontal distance between the tourist and the deer is 130 feet.  At what angle (x) should the tourist hold his camera to photograph the deer? Round your answer to the nearest degree.  

• 19 degrees

• 45 degrees

• 71 degrees

• 138 degrees 

Tags

CCSS.HSG.SRT.C.8

What is the value of y?

• 3√2

• 4√3

• 6

• 1

Tags

CCSS.HSG.SRT.C.8