Special Right Triangle Trig Values and the Unit Circle

Find x.

• 10

• √3

• 5

• 10√3

Find x.

• 4

• 2

• √3

• 2√2

What is the length of y?

• 8√2

• 4√2

• 4

• 8

What is the value of x?

• 18√2

• 18

• 2√9

• 9√2

What are u and v in this 30-60-90 triangle?

• v = 2√3 u = 6

• v = 4 u = 4√3

• v = 4 u = 4√2

• v = 4√3 u = 8√3

What type of special triangle is this?

• 45°-45°-90°

• 30°-60°-90°

• Equiangular

• Equilateral

solve for x

• 5552363959656.

• 10

• 100

• 89

cos (π/4)

• √3/2

• √2/2

• 1/2

• 1

cos (π/6)

• √3/2

• √2/2

• 1/2

• 1

sin(π/3)

• √3/2

• √2/2

• 1/2

• 1