Special Triangles 45-45-90

If the leg of a 45-45-90 triangle is 7 cm long, then its hypotenuse is _____ cm.

• 7√2

• 49√2

• 7

• 7√7

Find x.

• 9

• 18√2

• 9√2

• √2

Find a.

• 5

• √2

• 5√2

• 2

Find x.

• 5

• 5√2

• 10

• 5√3

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

• 4√2

• 4

• 8

• 4√3

What is the length of side AT?

• 8√2

• 4√2

• 8

• 4

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

• 8√2

• 4√2

• 4

• 8

What is the length of side BT?

• 8√2

• 4√2

• 8

• 4

Given the 45-45-90 triangle, how would you find the value of x?

• Multiply 12 times the √3

• Multiply √2 times the √12

• Multiply 2 times 12

• Multiply 12 times √2

What is the value of x?

• 12√2

• 2√12

• 24

• 2