Right Triangle
Unit Circle
Trig Functions
Angles
100

Given side lengths 3 and 4, solve for the hypotenuse

What is Hypotenuse = 5?

100

What angle corresponding to this reference angle is 150º

What is 30 degrees?
100

Express csc(78) in terms of sin

What is sin(1/78)

100

Find the reference angle of 315 degrees

What is 45 degrees?

200

What is the side length when the hypotenuse is 70 and the other side is 30

What is 63.25?

200

Find the exact value of csc(π/3)

What is (2√3)/3?

200

Give the equivalent expressions of the 5 other trig functions when cos(45)

What are sin(45), tan (1), csc(1/45), sec(1/45), cot(1)?

200

Give both the complementary and supplementary angle when θ = 29 degrees

What are Complementary = 61 degrees, Supplementary = 151 degrees?

300

What is the corresponding side length of cos60 when the hypotenuse is 5

2.5

300

Find a possible negative coterminal angle for 89π/17

What are -13π/17, -47π/17...?

300

Describe how to find cos(θ) using the expression sin squared(θ)

What is Square root of (1 - sin2(θ))?

300

Given arctan(sqr root(3)/3), find θ

What is θ = 30 degrees?

400

What is sin60 when hypotenuse=8

What is 6.93?

400

Find the exact value of sec(4π/3)

What is -2?

400

Give the equivalent expressions of the 5 other trig functions when csc(θ) = 4. Simplify ALL answers and be careful to account for rads!

What are sinθ = ¼, cosθ = -sqr root(15)/4, tanθ = -sqr root(15)/15, secθ = 4 sqr root(15)/15, cscθ = 4, cotθ = sqr root(15)/3 ?

400

Express, to the nearest hundredth, the value of sin(arctan(cos(36)))

What is 0.63?

500

What is angle A when a=3, b=4, c=5

What is 36.87?

500

Find the angle(s) θ that satisfies the expression: tanθ = undefined

What are 90º and 270º?

500

You found the free 500 points!

:)

500

Find the distance of a ship that goes N 20 degrees E for 20 miles, and then N -8 degrees W for 12 miles

What is 31.44 miles?