Trigonometry (Ratios and Missing Sides)

Front

What is the definition of sine in a right triangle?

Back

Sine (sin) is the ratio of the length of the opposite side to the length of the hypotenuse.

Tags

CCSS.HSG.SRT.C.6

Front

What is the definition of cosine in a right triangle?

Back

Cosine (cos) is the ratio of the length of the adjacent side to the length of the hypotenuse.

Tags

CCSS.HSG.SRT.C.6

Front

What is the definition of tangent in a right triangle?

Back

Tangent (tan) is the ratio of the length of the opposite side to the length of the adjacent side.

Tags

CCSS.HSG.SRT.C.6

Front

What is the SOH-CAH-TOA mnemonic used for?

Back

It is used to remember the definitions of sine, cosine, and tangent in right triangles.

Tags

CCSS.HSG.SRT.C.6

Front

If angle A is 30 degrees, what is sin(A)?

Back

Tags

CCSS.HSG.SRT.C.7

Front

If angle A is 45 degrees, what is cos(A)?

Back

Tags

CCSS.HSG.SRT.C.7

Front

What is the Pythagorean theorem?

Back

Tags

CCSS.8.G.B.8

Front

How do you find the length of a side using sine?

Back

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Front

How do you find the length of a side using cosine?

Back

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Front

How do you find the length of a side using tangent?

Back

Tags

CCSS.HSG.SRT.C.8