Trig-SOHCAHTOA

Front

What does SOHCAHTOA stand for?

Back

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

Tags

CCSS.HSG.SRT.C.6

Front

What is the sine ratio?

Back

The sine ratio is defined as the ratio of the length of the opposite side to the length of the hypotenuse in a right triangle (Sine = Opposite/Hypotenuse).

Tags

CCSS.HSG.SRT.C.6

Front

What is the cosine ratio?

Back

The cosine ratio is defined as the ratio of the length of the adjacent side to the length of the hypotenuse in a right triangle (Cosine = Adjacent/Hypotenuse).

Tags

CCSS.HSG.SRT.C.6

Front

What is the tangent ratio?

Back

The tangent ratio is defined as the ratio of the length of the opposite side to the length of the adjacent side in a right triangle (Tangent = Opposite/Adjacent).

Tags

CCSS.HSG.SRT.C.6

Front

How do you find the missing angle in a right triangle using trigonometric ratios?

Back

To find a missing angle, you can use the inverse trigonometric functions: sin^(-1), cos^(-1), or tan^(-1) based on the sides you know.

Tags

CCSS.HSG.SRT.C.8

Front

If the opposite side is 5 m and the hypotenuse is 13 m, what is sin(A)?

Back

sin(A) = Opposite/Hypotenuse = 5/13 ≈ 0.3846.

Tags

CCSS.HSG.SRT.C.6

Front

If the adjacent side is 12 m and the hypotenuse is 13 m, what is cos(A)?

Back

cos(A) = Adjacent/Hypotenuse = 12/13 ≈ 0.9231.

Tags

CCSS.HSG.SRT.C.6

Front

If the opposite side is 5 m and the adjacent side is 12 m, what is tan(A)?

Back

tan(A) = Opposite/Adjacent = 5/12 ≈ 0.4167.

Tags

CCSS.HSG.SRT.C.6

Front

What is the formula to find the length of a side using the sine function?

Back

The formula is: Opposite = Hypotenuse * sin(A).

Tags

CCSS.HSG.SRT.C.8

Front

What is the formula to find the length of a side using the cosine function?

Back

The formula is: Adjacent = Hypotenuse * cos(A).

Tags

CCSS.HSG.SRT.C.8