Pythagorean Theorem

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

What is the opposite (inverse operation) of squaring a number?

• divide

• multiply

• fractions

• square root

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

Find the length of the missing side. 

• 48 in.
• 52 in.
• 16 in.
• 24 in.

The legs form what type of angle?

• Acute
• Obtuse
• Reflex
• Right

Sides a and b are called legs.

• true

• false

The Pythagorean Theorem is

a² + b² = c²

• false

• true

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.

Find the missing length? *solve for x

• 50 yards

• 60 yards

• 70 yards

• 80 yards

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