Special Right Triangles

Find the value of y.

• 8
• 4
• 2√3
• 8√3

Find the value of y.

• 7
• 7√3
• 14√3
• (14√3)/3

Find the value of y.

• 11√2
• 11
• 22
• (11√2)/2

Find the value of x.

• 18
• 18√3
• 36√3
• 12

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Equiangular
• Equilateral

What is the rule for a 45-45-90 triangle?

• $x,\ x,\ x\sqrt{2}$

• $x,\ x\sqrt{3},\ 2x$

What is the rule for a 3-60-90 triangle?

• $x,\ x,\ x\sqrt{2}$

• $x,\ x\sqrt{3},\ 2x$

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Isosceles
• Obtuse

How long is e?

• 3
• 6
• 6√3
• 6√2

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

• 8√2
• 4√2
• 4
• 8