Trigonometry Ratios

Front

What is the ratio for Sine?

Back

Opposite / Hypotenuse (Opp/Hyp)

Front

What is the ratio for Cosine?

Back

Adjacent / Hypotenuse (Adj/Hyp)

Front

What is the ratio for Tangent?

Back

Opposite / Adjacent (Opp/Adj)

Front

What is the mnemonic to remember trigonometric ratios?

Back

Soh Cah Toa

Front

Find the ratio for sinA if Opposite = 36 and Hypotenuse = 45.

Back

4/5

Front

Find the ratio for tanA if Opposite = 27 and Adjacent = 36.

Back

3/4

Front

From angle C, which side is BC if it is adjacent to angle C?

Back

Adjacent

Front

From angle A, which side is AB if it is opposite to angle A?

Back

Opposite

Front

What is the relationship between sine and cosine?

Back

sinA = cos(90° - A) and cosA = sin(90° - A)

Front

What is the Pythagorean identity involving sine and cosine?

Back

sin²A + cos²A = 1