PC 11 - Trig ratios in all quadrants

Front

What is the definition of sine in terms of a right triangle?

Back

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

Front

What is the definition of cosine in terms of a right triangle?

Back

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

Front

What is the definition of tangent in terms of a right triangle?

Back

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

Front

What is the sine ratio for the point (4, -3)?

Back

Front

What is the cosine ratio for the point (4, -3)?

Back

Front

What is the tangent ratio for the point (4, -3)?

Back

Front

In which quadrant is the point (6, -2) located?

Back

Quadrant 4.

Front

What is the sine ratio for the point (-4, -1)?

Back

Front

What is the cosine ratio for the point (-4, -1)?

Back

Front

What is the tangent ratio for the point (-4, -1)?

Back