Special Triangles 45-45-90

Find b.

• 2√6

• 2√3

• 3

• 6

Find f.

• 13√2

• 13

• 3√2

• 26√2

What is the measure of side c?

• 7

• 7/√2

• 7√2

• 14

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

• 5

• 5√2

• 10

• 5√3

In this 45-45-90 triangle, I have been given a leg, so to find the other leg I...

• Multiply that leg by 2

• Use the same length for the second leg

• Multiply that leg by √2

• Divide that leg by √2

What is the length of y in this picture?

• 45

• 5√2

• 90

• 5

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.

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

• 4√2

• 4

• 8

• 4√3

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

• Multiply by √2

• Divide by √2

• It's the same length as the hypotenuse.

• Divide by 2

• 5√3, 5√6
• 5√3, 10
• 5√2, 10
• 10, 15