Front

What is the definition of inverse trigonometric functions?

Back

Inverse trigonometric functions are functions that determine the angle whose trigonometric ratio is known. They are denoted as sin^-1, cos^-1, and tan^-1.

Tags

CCSS.HSF.TF.B.7

Front

What does SOH CAH TOA stand for?

Back

SOH CAH TOA is a mnemonic for remembering the definitions of sine, cosine, and tangent: Sine = Opposite/Hypotenuse, Cosine = Adjacent/Hypotenuse, Tangent = Opposite/Adjacent.

Tags

CCSS.HSG.SRT.C.6

Front

How do you find the missing angle using sine?

Back

To find the missing angle using sine, use the formula: angle = sin^-1(opposite/hypotenuse).

Tags

CCSS.HSG.SRT.C.8

Front

How do you find the missing angle using cosine?

Back

To find the missing angle using cosine, use the formula: angle = cos^-1(adjacent/hypotenuse).

Tags

CCSS.HSG.SRT.C.8

Front

How do you find the missing angle using tangent?

Back

To find the missing angle using tangent, use the formula: angle = tan^-1(opposite/adjacent).

Tags

CCSS.HSG.SRT.C.8

Front

What is the range of the inverse sine function?

Back

The range of the inverse sine function (sin^-1) is [-90°, 90°].

Tags

CCSS.HSF-BF.B.4D

Front

What is the range of the inverse cosine function?

Back

The range of the inverse cosine function (cos^-1) is [0°, 180°].

Tags

CCSS.HSF-BF.B.4D

Front

What is the range of the inverse tangent function?

Back

The range of the inverse tangent function (tan^-1) is (-90°, 90°).

Tags

CCSS.HSF-BF.B.4D

Front

If sin(θ) = 0.5, what is θ?

Back

θ = sin^-1(0.5) = 30°.

Tags

CCSS.HSG.SRT.C.8

Front

If cos(θ) = 0.6, what is θ?

Back

θ = cos^-1(0.6) ≈ 53.13°.

Tags

CCSS.HSG.SRT.C.8