Inverse Sine and Cosine

What is the length of x?

• 7.43

• 16.50

• 3.88

• 4.59

Tags

CCSS.HSG.SRT.C.8

If you are given the opposite and hypotenuse lengths of a right triangle, what trig function is used to find the missing angle?

• sine

• cosine

• inverse sine

• inverse cosine

Tags

CCSS.HSG.SRT.C.6

Which equation is used to solve for x?

• x = cos (30/40)

• x = inverse cos (30/40)

• x = sin (30/40)

• x = inverse sin (30/40)

Tags

CCSS.HSG.SRT.C.8

Solve for x.

• 7.73

• 11.12

• 11.51

• 7.68

Tags

CCSS.HSG.SRT.C.8

Match the following definitions with the correct word

• Arccosine

• The --------- of a number between 0 and 1 is the

  acute angle whose sine is that number.

• Arcsine

• The ---------- of a number between 0 and 1 is the

  acute angle whose cosine is that number.

• Arctangent

• The ----------- of a positive number is the acute

  angle whose tangent is that number.

Which equation is used to solve for a?

• a = cos (6750/8100)

• a = sin (6750/8100)

• a = inverse cos (6750/8100)

• a = inverse sin (6750/8100)

Tags

CCSS.HSG.SRT.C.8

Which inverse trig function would you use to find the measure of Angle A?

• inverse sine

• inverse cosine

• inverse tangent

• It is not possible to determine m<A

Tags

CCSS.HSG.SRT.C.8

Use inverse trig ratios (SOH CAH TOA) to solve for the missing angle

• 33°

• 49°

• 39°

• 41°

Tags

CCSS.HSG.SRT.C.8

Sam 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^o

• 45^o

• 71^o

• 138^o

Tags

CCSS.HSG.SRT.C.8

Choose the correct letter below.

• A

• B

• C

• D

Tags

CCSS.HSF.TF.B.7