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Dave knows the two largest numbers in a Pythagorean Triple, which are 13 and 12. What number, a, does Dave need to complete the triple?
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Dave knows the two largest numbers in a Pythagorean Triple, which are 13 and 12. What number, a, does Dave need to complete the triple?

User Binkan Salaryman
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1 Answer

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a^2 + b^2 = c^2

a^2 + 12^2 = 13^2

a^2 + 144 = 169

a^2 = 25

a = 5

Answer: The number he needs, a, is 5
User Netimen
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