Special Right Triangles

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

What is the length of x in this 45-45-90 triangle?

• 4√2
• 4
• 8
• 4√3

Find a. 

• 2
• 4
• 2/√2
• 2√3

Find x.

• 4
• 2
• √3
• 2√2

What are x and y in this 30-60-90 triangle?

• x = 6 y = 3√3
• x = 3√2 y = 3
• x = 3√3 y = 6
• x = 6 y = 3√2

What are a and b in this 30-60-90 triangle?

• b=3.5√3 a = 7√3

• b = 7 a = 7√2

• b = 7 a = 14

• b = 7√3 a = 14√3

Find the value of y.

• 7
• 7√3
• 14√3
• (14√3)/3

Find the value of y.

• 9
• 18√2
• 9√2
• (9√2)/2