Special Right Triangles Quiz

In a 45-45-90 triangle, if one leg is 5, what is the length of the hypotenuse?

• 5√2

• 10

• 5

• 10√2

If the hypotenuse of a 45-45-90 triangle is 14, what is the length of each leg?

• 14

• 7

• 14√2

• 7√2

What is the process called when you remove a radical from the denominator?

• Simplifying

• Rationalizing

• Multiplying

• Factoring

In a 30-60-90 triangle, which side is opposite the 30° angle?

• Short leg

• Long leg

• Hypotenuse

• None

If the long leg of a 30-60-90 triangle is 12, what is the length of the short leg?

• 12√3

• 4√3

• 12

• 4

How do you find the hypotenuse in a 30-60-90 triangle if you know the short leg?

• Multiply by √3

• Multiply by 2

• Divide by √3

• Divide by 2

If the short leg of a 30-60-90 triangle is 6, what is the hypotenuse?

• 12√3

• 12

• 6√3

• 6

In a 30-60-90 triangle, if the hypotenuse is 20, what is the length of the short leg?

• 5

• 20√3

• 10√3

• 10

What is the length of the long leg in a 30-60-90 triangle if the short leg is 8?

• 8√3

• 16

• 8

• 16√3

If the long leg of a 30-60-90 triangle is 9√3, what is the hypotenuse?

• 18√3

• 9

• 18

• 9√3