anonymous
  • anonymous
The lengths of the sides of a triangle form three consecutive odd numbers. The perimeter is 21 centimeters. What is the length of the longest side?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
i had 7 and they said it was wrong.
anonymous
  • anonymous
well, all this question is asking is "what consecutive odd numbers add up to 21? and what is the largest digit?"
anonymous
  • anonymous
for instance, 3+5+7 does not equal 21, therefore it can't be 7 7+9+11 does not equal 21, so it can't be 11 however, there is a sequence of odd numbers that includes 7, that equals 21.

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anonymous
  • anonymous
it was 9
anonymous
  • anonymous
5+7+9=21
anonymous
  • anonymous
5+7+9 is the answer
anonymous
  • anonymous
longest side = 9

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