Special Right Triangles

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

• $x,\ x,\ x\sqrt{2}$

• $x,\ x\sqrt{3},\ 2x$

Tags

CCSS.8.G.B.8

What type of special triangle is this?

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

Tags

CCSS.4.G.A.2

Find x - the length of the hypotenuse of the triangle.

• 5
• 5√2
• 10
• 5√3

Tags

CCSS.HSG.SRT.C.8

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

• 8√2
• 4√2
• 4
• 8

Tags

CCSS.8.G.B.8

Find a. 

• 2
• 4
• 2/√2
• 2√3

Tags

CCSS.HSG.SRT.C.8

What is the rule for a 30-60-90 triangle?

• $x,\ x,\ x\sqrt{2}$

• $x,\ x\sqrt{3},\ 2x$

Tags

CCSS.8.G.B.8

What type of special triangle is this?

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

Tags

CCSS.4.G.A.2

Find x.

• 4
• 2
• √3
• 2√2

Tags

CCSS.HSG.SRT.C.8

Find x.

• 10
• √3
• 5
• 10√3

Tags

CCSS.HSG.SRT.C.8

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

Tags

CCSS.HSG.SRT.C.8