pythagorean theorem #3

The Pythagorean Theorem is ​ (a)   (b)   ​ (c)   ​ (d)   ​ ​ (e)  

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8.7.C

Label each side of the right triangle.

a

b

c

Hypotenuse

Leg

Leg

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8.7.C

What letter(s) represents the hypotenuse?

• a

• b

• c

Which choice(s) represents the legs?

• a

• b

• c

What is the final step in solving this work for c?
a² + b² = c²
3² + 4² = c²
9 + 16 = c²
25 = c²

• Divide both sides by 2

• Take the square root of both sides

• 25 IS the final answer

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8.7.C

_{^{Find the missing side}}

• 9

• 41

• 6.4

• 3

Which side is the hypotenuse?

• 9

• x

• 14

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Which sides are the legs of the triangle?

• 9 and 15

• 9 and 12

• 12 and 15

• 15

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

• 15² – x² = 21²

• x² – 15² = 21²

• 15² + 21² = x²

• 21² – 15² = x²