8th Math: Investigation 2

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

The Pythagorean Theorem is
c² = a² - b²  

• false
• true

What is the opposite of squaring a number?

• divide
• multiply 
• fractions
• square root

Find the length of the missing side. (Calculators are allowed)

• 17 cm

• 22 cm

• 15 cm

• 13 cm

In a right triangle __________is ALWAYS the longest side.

• a leg

• a hypotenuse

Find the missing side. (Calculators are allowed)

• 9

• 41

• 6.4

• 3

what is the formula for finding the hypotnuse?

• a² + b²=c²

• a+b=c

• a²-b²=c²

• c²-a²=b

Find the length of the missing side. (Calculators are allowed)

• 25 cm

• 42 cm

• 52 cm

• 48 cm

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

Find the missing side. (Calculators are allowed)

• 48

• 108

• 83.6

• 72