Intro to Trig Ratios

Front

What is the definition of a trigonometric ratio?

Back

A trigonometric ratio is a ratio of the lengths of two sides of a right triangle. The primary trigonometric ratios are sine, cosine, and tangent.

Front

What is the sine ratio in a right triangle?

Back

Front

What is the cosine ratio in a right triangle?

Back

Front

What is the tangent ratio in a right triangle?

Back

Front

How do you find the angle using the sine ratio?

Back

Front

How do you find the angle using the cosine ratio?

Back

Front

How do you find the angle using the tangent ratio?

Back

Front

What is the relationship between the sides of a right triangle and the sine of an angle?

Back

The sine of an angle in a right triangle is the ratio of the length of the side opposite the angle to the length of the hypotenuse.

Front

What is the relationship between the sides of a right triangle and the cosine of an angle?

Back

The cosine of an angle in a right triangle is the ratio of the length of the side adjacent to the angle to the length of the hypotenuse.

Front

What is the relationship between the sides of a right triangle and the tangent of an angle?

Back

The tangent of an angle in a right triangle is the ratio of the length of the side opposite the angle to the length of the side adjacent to the angle.