Inverse Trig Ratios

What trigonometric ratio is used when you have the opposite side and the adjacent side?

• Cosine

• Sine

• Tangent

• Cotangent

Tags

CCSS.HSG.SRT.C.6

How do you calculate the angle if you know the tangent ratio?

• Sine inverse

• Cosine inverse

• Tangent inverse

• Secant inverse

Tags

CCSS.HSG.SRT.C.8

What is the result of the tangent inverse of 8/10?

• 38.7 degrees

• 45 degrees

• 30 degrees

• 50 degrees

Tags

CCSS.HSG.SRT.C.8

Which trigonometric function is used with the opposite side and the hypotenuse?

• Cosine

• Cotangent

• Sine

• Tangent

Tags

CCSS.HSG.SRT.C.6

What is the sine inverse of 4/7 approximately?

• 34 degrees

• 28 degrees

• 55 degrees

• 45 degrees

Tags

CCSS.HSG.SRT.C.8

What does the cosine function relate in a right triangle?

• None of the above

• Opposite and hypotenuse

• Adjacent and hypotenuse

• Opposite and adjacent

Tags

CCSS.HSG.SRT.C.6

If the adjacent side is 9 and the hypotenuse is 12, what is the cosine of the angle?

• 0.75

• 0.65

• 0.95

• 0.85

Tags

CCSS.HSG.SRT.C.6

What is the cosine inverse of 9/12?

• 50 degrees

• 45 degrees

• 36.87 degrees

• 41.41 degrees

Tags

CCSS.HSG.SRT.C.8

What must you know to solve for a missing angle using trigonometric ratios?

• One quantity

• None of the quantities

• Two quantities

• Three quantities

Tags

CCSS.HSG.SRT.C.8

What is the importance of the inverse function in trigonometry?

• To find the original angle

• To calculate the adjacent side

• None of the above

• To find the hypotenuse

Tags

CCSS.HSF.TF.B.7