Trigonometric Ratios

Front

What is the definition of sine in a right triangle?

Back

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

Front

What is the definition of cosine in a right triangle?

Back

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

Front

What is the definition of tangent in a right triangle?

Back

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

Front

What is the sine ratio for angle C if the opposite side is 24 and the hypotenuse is 30?

Back

Front

What is the cosine ratio for angle X if the adjacent side is 8 and the hypotenuse is 17?

Back

Front

What is the tangent ratio for angle 58 degrees?

Back

Front

How do you solve for x using the equation tan(58) = 11/x?

Back

Front

If sin(38) = h/15, how do you find h?

Back

Front

What is the relationship between sine and cosine for complementary angles?

Back

Front

What is the Pythagorean identity involving sine and cosine?

Back