Question 1

opposite/adjacent

Accepted Answer

tangent ratio

Question 2

opposite/hypotenuse

Accepted Answer

sine ratio

Question 3

adjacent/hypotenuse

Accepted Answer

cosine ratio

Question 4

the side opposite the right angle in a right triangle

Accepted Answer

hypotenuse

Question 5

the leg that touches a given acute angle in a right triangle

Accepted Answer

adjacent leg

Question 6

the leg across from a given acute angle in a right triangle

Accepted Answer

opposite leg

Question 7

the angle between a horizontal line (like the ground) and your line of sight, when you look up at an object

Accepted Answer

angle of elevation

Question 8

the angle between a horizontal line and your line of sight, when you look DOWN at an object

Accepted Answer

angle of depression

Question 9

a function that gives the angle that has a given tangent

Accepted Answer

inverse tangent

Question 10

a function that gives the angle that has a given sine ratio

Accepted Answer

inverse sine

Question 11

a function that gives the angle that has a given cosine ratio

Accepted Answer

inverse cosine

Question 12

a right triangle that consists of a right angle, a 30 degree angle, and a 60 degree angle

Accepted Answer

30-60-90 triangle

Question 13

an isosceles right triangle

Accepted Answer

45-45-90 triangle

Question 14

side y

Accepted Answer

opposite leg to angle A

Question 15

side z

Accepted Answer

adjacent leg to angle A

Question 16

The side opposite the right angle

Accepted Answer

Hypotenuse

Question 17

The side next to the reference angle

Accepted Answer

Adjacent

Question 18

The side facing the reference angle

Accepted Answer

Opposite

Question 19

An angle of 90 degrees

Accepted Answer

Right Angle

Question 20

Ratio of length of Opposite divided by Hypotenuse

Accepted Answer

Sine

Question 21

Ratio of length of Adjacent divided by Hypotenuse

Accepted Answer

Cosine

Question 22

Ratio of length of Opposite divided by Adjacent

Accepted Answer

Tangent

Question 23

A Greek symbol commonly used to represent an unknown angle

Accepted Answer

Theta

Question 24

Reciprocal of sine

Accepted Answer

Cosecant

Question 25

Reciprocal of cosine

Accepted Answer

Secant

Question 26

Reciprocal of tangent

Accepted Answer

Cotangent

Question 27

in a right triangle the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the legs A²+B²=C²

Accepted Answer

Pythagorean Theorem

Question 28

the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.

Accepted Answer

Trigonometry

Question 29

A triangle that has a 90 degree angle.

Accepted Answer

Right triangle

Question 30

A ratio of the lengths of two sides in a right triangle.

Accepted Answer

Trigonometric Ratio

Question 31

The ratio of the side opposite of a right triangle divided by the hypotenuse for a right triangle.

Accepted Answer

Sine

Question 32

The ratio of the adjacent side of a right triangle divided by the hypotenuse.

Accepted Answer

Cosine

Question 33

The ratio of the side opposite of a right triangle divided by the adjacent side for a right triangle.

Accepted Answer

Tangent

Question 34

An angle is said to be in standard position if its initial side coincides with the positive x-axis and its vertex coincides with the origin

Accepted Answer

Angle in standard position

Question 35

starting position of the rotated ray in the formation of an angle

Accepted Answer

Initial side of an angle

Question 36

the ray where measurement of an angle stops

Accepted Answer

Terminal side of an angle

Question 37

(adj) near, next to, adjoining.

Accepted Answer

Adjacent

Question 38

Antonym

Accepted Answer

Opposite

Question 39

The side opposite the right angle in a right triangle.

Accepted Answer

Hypotenuse

Question 40

Angle formed by a horizontal line and a line of sight to a point above the line

Accepted Answer

Angle of elevation

Question 41

The angle formed by a horizontal line and the line of sight to an object below the horizontal line

Accepted Answer

Angle of depression

Question 42

The common endpoint of an angle

Accepted Answer

Vertex

Question 43

A figure formed by two rays with a common endpoint

Accepted Answer

Angle

Question 44

opposite/ hypotenuse

Accepted Answer

sine

Question 45

adjacent/ hypotenuse

Accepted Answer

cosine

Question 46

opposite/ adjacent

Accepted Answer

tangent

Question 47

hypotenuse/ opposite

Accepted Answer

cosecant

Question 48

hypotenuse/ adjacent

Accepted Answer

secant

Question 49

adjacent/ opposite

Accepted Answer

cotangent

Question 50

sin/ cos

Accepted Answer

tangent(theta)

Question 51

cos/ sin

Accepted Answer

cotangent(theta)

Question 52

The angle formed by a horizontal line and an observer's line of sight to an object above the horizontal line

Accepted Answer

Angle of Elevation

Question 53

See image

Accepted Answer

Angle of elevation

Question 54

The angle formed by a horizontal line and an observers line of sight to an object below the horizontal line

Accepted Answer

Angle of Depression

Question 55

See image

Accepted Answer

Angle of depression

Question 56

See image

Accepted Answer

Answer #5:

Question 57

Question #5:

Accepted Answer

∠ of elevation from A to B

Question 58

See image

Accepted Answer

Answer #4:

Question 59

Question #4:

Accepted Answer

∠ of depression from A to C

Question 60

The side opposite the right angle

Accepted Answer

Hypotenuse

Question 61

The side next to the reference angle

Accepted Answer

Adjacent

Question 62

The side facing the reference angle

Accepted Answer

Opposite

Question 63

An angle of 90 degrees

Accepted Answer

Right Angle

Question 64

Ratio of length of Opposite divided by Hypotenuse

Accepted Answer

Sine

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