Special Right Triangles

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 type of special right triangle is this?

• 45-45-90

• 30-60-90

• not a special right triangle

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

Find x.

• 10

• 20

• 10√3

• √3

Tags

CCSS.HSG.SRT.C.8

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

• Multiply 4 by 2

• Multiply 4 by √3

• Multiply 4 by √2

• Divide 4 by 2

Tags

CCSS.HSG.CO.C.10

Solve for x and y in the special right triangle.

• y = 4, x = 4√3

• y = 4√2, x = 4√2

• y = 4 x = 12

• y = 8/√3, x = 16/√3

Tags

CCSS.HSG.SRT.C.8

• sines

• cosines

• tangents

Answer explanation

Tags

CCSS.HSG.SRT.C.7

What is the value of x?

• 12√2

• 2√12

• 24

• 12√3

Tags

CCSS.8.G.B.7

Find the value of y.

• 7

• 7√3

• 14√3

• (14√3)/3

Tags

CCSS.HSG.SRT.C.8

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

• 5

• 5√2

• 10

• 5√3

Tags

CCSS.8.G.B.8