Pythagorean Theorem

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

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

If a right triangle has side lengths 7, 24 and 25, which side is the hypotenuse?

• 7

• 24

• 25

• None of them

Challenge!  Find the perimeter of a right triangle that has legs that are 3 cm and 4 cm. 

• 5
• 7
• 10
• 12