Trigonometry Ratios

Front

What is the ratio for tangent of an angle?

Back

Opp/Adj

Front

Find the value of sin A if the opposite side is 4 and the hypotenuse is 5.

Back

4/5

Front

What is the OPPOSITE side of Angle A if the adjacent side is 4 and the hypotenuse is 5?

Back

3

Front

What is the correct ratio of the opposite side to the hypotenuse if the opposite side is 40 and the hypotenuse is 41?

Back

40/41

Front

What is the OPPOSITE side of Angle C if the adjacent side is 4 and the hypotenuse is 5?

Back

4

Front

Define sine in terms of a right triangle.

Back

Sine is the ratio of the length of the opposite side to the length of the hypotenuse.

Front

Define cosine in terms of a right triangle.

Back

Cosine is the ratio of the length of the adjacent side to the length of the hypotenuse.

Front

Define tangent in terms of a right triangle.

Back

Tangent is the ratio of the length of the opposite side to the length of the adjacent side.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

If sin A = 3/5, what is cos A?

Back

4/5 (using the Pythagorean identity).