Question 1

The side opposite the right angle

Accepted Answer

Hypotenuse

Question 2

The side touching the reference angle

Accepted Answer

Adjacent

Question 3

The side that never touches the reference angle

Accepted Answer

Opposite

Question 4

An angle of 90 degrees

Accepted Answer

Right Angle

Question 5

Ratio of Opposite Leg divided by Hypotenuse

Accepted Answer

Sine

Question 6

Ratio of Adjacent Leg divided by Hypotenuse

Accepted Answer

Cosine

Question 7

Ratio of Opposite Leg divided by Adjacent Leg

Accepted Answer

Tangent

Question 8

A Greek symbol commonly used to represent an unknown angle

Accepted Answer

Theta

Question 9

abbreviation for Sine

Accepted Answer

sin

Question 10

abbreviation for Cosine

Accepted Answer

cos

Question 11

Abbreviation for Tangent

Accepted Answer

tan

Question 12

sin(30)

Accepted Answer

1/2

Question 13

sin(45)

Accepted Answer

√2/2

Question 14

sin(60)

Accepted Answer

√3/2

Question 15

cos(30)

Accepted Answer

√3/2

Question 16

cos(45)

Accepted Answer

√2/2

Question 17

cos(60)

Accepted Answer

1/2

Question 18

tan(30)

Accepted Answer

√3/3

Question 19

tan(45)

Accepted Answer

1

Question 20

tan(60)

Accepted Answer

√3

Question 21

A triangle that has 2 equal sides.

Accepted Answer

isosceles triangle

Question 22

A triangle with three congruent sides

Accepted Answer

equilateral triangle

Question 23

finds an angle measure if the adjacent leg and hypotenuse are given

Accepted Answer

cos^-1(x)

Question 24

finds an angle measure if the opposite leg and hypotenuse are given

Accepted Answer

sin^-1(x)

Question 25

finds and angle measure if the opposite leg and adjacent leg are given

Accepted Answer

tan^-1(x)

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