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

funinabox Group TitleBest 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

funinabox Group TitleBest 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

bhaskarbabu Group TitleBest ResponseYou've already chosen the best response.1
it was 9
 one year ago

bhaskarbabu Group TitleBest ResponseYou've already chosen the best response.1
5+7+9=21
 one year ago

03453660 Group TitleBest ResponseYou've already chosen the best response.0
5+7+9 is the answer
 one year ago

03453660 Group TitleBest ResponseYou've already chosen the best response.0
longest side = 9
 one year ago
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