Algebra II Unit 11 Vocabulary

Question 1

The angle formed by a horizontal line and the line of sight when looking down:

Accepted Answer

Angle of depression

Question 2

Ratio of the length of the side opposite an angle to length of hypotenuse in a right triangle:

Accepted Answer

Sine

Question 3

The ratio of the length of two sides of a right triangle:

Accepted Answer

Trigonometric ratio

Question 4

A trigonometric equation that is always true:

Accepted Answer

Trigonometric identity

Question 5

Ratio of length of side opposite an angle to length of the adjacent side in a right triangle:

Accepted Answer

Tangent

Question 6

The study of the relationships between the sides and angles of aright triangle:

Accepted Answer

Trigonometry

Question 7

Ratio of length of side adjacent to an angle to length of hypotenuse in a right triangle:

Accepted Answer

Cosine

Question 8

The angle formed by a horizontal line and the line of sight when looking up:

Accepted Answer

Angle of elevation

Question 9

A tool used to measure angles:

Accepted Answer

Clinometer

Questions 9