chasityhainline3074 chasityhainline3074
  • 19-06-2018
  • Mathematics
contestada

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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mathstudent55
mathstudent55 mathstudent55
  • 19-06-2018
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
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