Pythagorean Theorem and Special Right Triangles

What is the diagonal length of the iPad?

• 9.2 in

• 11 in

• 13 in

• 9.6 in

Which equation can be used to solve the word problem: A TV is 40 inches (diagonally) and the height is 30 inches.  How wide is the TV?

• 30²  + 40² = c²

• a²  + 40² = 30²

• 30²  + b² = 40²

• 40²  + 30² = c²

Acute, right, or obtuse?

• Acute

• Right

• Obtuse

• I don't know

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

Which side is the long leg in this 30-60-90 triangle?

• 4

• u

• v

Which side is the short leg of this 30-60-90 triangle?

• 6

• m

• n

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

• Multiply 6 by 2

• Multiply 6 by √3

• Divide 6 by 2

• Divide 6 by √3

What is the longest side of a right triangle called?

• Leg A

• Leg B

• Hypotenuse

• Pythagorean Theorem

Find x.

• 10

• √3

• 5

• 10√3

What are x and y in this 30-60-90 triangle?

• x = 6 y = 3√3

• x = 3√2 y = 3

• x = 3√3 y = 6

• x = 6 y = 3√2