Special Right Triangles

Find the value of x.

• 9

• 2√3

• 1

• 3

Find EF.

• 4

• 2√2

• 1

• 2

Find b.

• 16√3

• 16

• 8√3

• 8

In this isosceles triangle, what is the length of x?

• 8√2

• 16

• 8

Which is the length of v in this 30-60-90 triangle?

• 4

• 8

What is the length of the short leg of this 30-60-90 triangle?

• 6

• 3

What is a in this 30-60-90 triangle?

• a = 7√3

• a = 7√2

• a = 14

• a = 14√3

In this 45-45-90 triangle, I have been given a leg, so to find the other leg I...

• Multiply that leg by 2
• Use the same length for the second leg
• Multiply that leg by √2
• Divide that leg by √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

Find x.

• 9
• 3√3
• 6
• 6√3