Special Right Triangles

Find the missing side lengths.

• a = 4, b = 4
• a = 4, b = 2√2
• a = 2√2,  b = 4
• a = 4, b = 4

Tags

CCSS.HSG.SRT.C.8

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

• 4√2
• 4
• 8
• 4√3

Tags

CCSS.8.G.B.8

What is the length of u and v in this 30-60-90 triangle?

• u = 8 v = 4√3
• u = 4√2 v = 8
• u = 16 v = 8
• u = 4√3 v = 8

Tags

CCSS.HSG.SRT.C.8

Find a.

• 3

• 6

Tags

CCSS.HSG.SRT.C.8

Which side is the long leg in this 30-60-90 triangle? (not the hypotenuse)

• 4
• u
• v

Tags

CCSS.HSG.CO.C.10

Find a.

• 2√3
• 2
• 12
• 6

Tags

CCSS.HSG.SRT.C.8

Find x.

• 9
• 3√3
• 6
• 6√3

Tags

CCSS.HSG.SRT.C.8

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

Tags

CCSS.HSG.SRT.C.8

What type of special triangle is this?

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

Tags

CCSS.4.G.A.2

What type of special triangle is this?

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

Tags

CCSS.4.G.A.2