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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?
 one year ago
 one year ago
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?
 one year ago
 one year ago

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selenabBest ResponseYou've already chosen the best response.0
i had 7 and they said it was wrong.
 one year ago

funinaboxBest ResponseYou've already chosen the best response.0
well, all this question is asking is "what consecutive odd numbers add up to 21? and what is the largest digit?"
 one year ago

funinaboxBest ResponseYou've already chosen the best response.0
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.
 one year ago
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