Find the Missing Side Length of a Special Right Triangle

Find the value of x.

• 2

• 4

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

In this 45-45-90 triangle, I have been given the length of a leg.  How do I find the length of the hypotenuse?

• It is the same length as the given leg.

• Multiply that leg's length by √2.

• Multiply that leg's length by 2.

• Divide that leg's length by √2.

Tags

CCSS.8.G.B.8

I have been given the short leg in this 30-60-90 triangle.  How do I find the long leg?

• Multiply 4 by 2

• Multiply 4 by √3

• Multiply 4 by √2

• Divide 4 by 2

Tags

CCSS.HSG.CO.C.10

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

I have been given the long leg in this 30-60-90 triangle.  How do I find the hypotenuse?

• Divide 8 by √3

• Divide 8 by 2

• Divide 8 by 2, then multiply that answer by √2

• Divide 8 by √3, then multiply that answer by 2

Tags

CCSS.HSG.CO.C.10

Find the value of y.

• 8

• 4

• 2√3

• 8√3

Tags

CCSS.HSG.SRT.C.8

Find the value of y.

• 9

• 18√2

• 9√2

• (9√2)/2

Tags

CCSS.HSG.CO.C.10

Find the length of the missing side.

• 20 in.

• 68 in.

• 16 in.

• 80 in.

Tags

CCSS.8.G.B.7

In this 45-45-90 triangle, I have been given a leg, so to find the other leg I need to... (finish the step that needs to happen next)

• Multiply that leg by 2

• Use the same length for the second leg

• Multiply that leg by √2

• Divide that leg by √2

Tags

CCSS.8.G.B.8