Pythagorean Theorem Activity by Tony Ellison

Which of the following formulas best solves for a missing leg?

• a² + b² = c²

• c - b = a

• c² - b² = a²

• b² + c² = a²

Select all that apply. Which of the following equations represent Pythagorean Theorem? *Multiple Answers*

• Leg² + Leg² = Hyp²

• a² + b² = c²

• c² - b² = a²

• c - a = b

• a + b = c

Which side is missing?

• Leg

• Hypotenuse

• Right Angle

What side is missing?

• Hypotenuse

• Leg

a = 2.1, b = 7.2, c = 7.5

Is this a right triangle?

*Hint - You could plug the values into the Pythagorean Theorem.

• yes

• no

Examine the problem. Which 2 answer choices could be ELIMINATED because they are not reasonable or logical? **Select 2

• A

• B

• C

• D

Do the side lengths 6in, 8in, and 10in form a right triangle?

• Yes

• No

Find the length of the missing side.

• 48

• 108

• 83.6

• 72

Solve for c

• 7

• 9

• 4

• 13

Find the length of the missing side. 

• 20 in.

• 68 in.

• 16 in.

• 80 in.