pythagorean theorem

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Side c on a right triangle is ALWAYS the longest.

• true

• false

Which equation can be used to solve for "x"?

• 15² – x² = 21²

• x² – 15² = 21²

• 15² + 21² = x²

• 21² – 15² = x²

Name the longest side of a right triangle.

• leg a
• leg b
• leg 
• hypotenuse

Determine the length of the missing side.

• 7

• 8

• 17

• 23

What is the side of a right triangle across from the right angle called?

• square
• arm
• leg
• hypotenuse

What is the opposite of squaring a number?

• divide
• multiply 
• fractions
• square root

Which of the following sentences would belong in the proof that describes this image?

• The sum of the areas of the two smaller squares is equal to the area of the large square.
• The sum of the side lengths of the two smaller squares is equal to the side length of the large square.
• The difference of the areas of the two smaller squares is equal to the area of the large square.
• The differences of the side lengths of the two smaller squares is equal to the side length of the large square.

solve for c

• 7
• 9
• 4
• 13