Pythagorean Theorem Review

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Side a on a right triangle is ALWAYS the longest side.

• true
• false

Sides a and b are called legs.

• true

• false

What is the opposite of squaring a number?

• divide
• multiply 
• fractions
• square root

Hypotenuse

• Vertical side in a right triangle

• Longest side in a right triangle

• Horizontal side in a right triangle

• a² + b² = c²

Side c on a right triangle is ALWAYS the longest.

• true

• false

_{^{Find the missing side}}

• 9
• 41
• 6.4
• 3

Find the length of the missing side. 

• 25 cm

• 42 cm

• 52 cm

• 48 cm

_{^{Find the missing side}}

• √29.2

• √400

• √20

• √10

Which equation can be used to solve for "x"?

• 15² – x² = 21²

• x² – 15² = 21²

• 15² + x² = 21²

• 21² + x² = 15²