Trig Ratios

Front

What is the definition of sine (sin) in 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 (cos) in 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 (tan) in 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 formula for finding the sine of an angle A?

Back

Front

What is the formula for finding the cosine of an angle A?

Back

Front

What is the formula for finding the tangent of an angle A?

Back

Front

If the opposite side is 12 and the hypotenuse is 37, what is sin A?

Back

Front

If the adjacent side is 40 and the hypotenuse is 50, what is cos B?

Back

Front

If the opposite side is 16 and the adjacent side is 30, what is tan C?

Back

Front

What is the relationship between sin, cos, and tan?

Back