Pythagorean Theorem

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

a² + b² = c^{2
a = 9 b = 40}

• c = 41
• c = 65
• c = 25
• c = 5

a² + b² = c^{2
b = 35 c = 37}

• a = 12
• a = 11
• a = 18
• a = 14

_{^{Find the missing side}}

• 9
• 41
• 6.4
• 3

Find the length of the missing side. 

• 20 in.
• 68 in.
• 16 in.
• 80 in.

_{^{Find the missing side}}

• 36
• 76.8
• 12
• 40

Does the set of numbers represent a right triangle?

20, 25, 15

• Yes

• No