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Mathematics 11 Online
OpenStudy (anonymous):

Two sides of a triangle are 8 and 13. Which of the following could be the measurement of the third side? possible answers: 5 , 6 , 21 or 22

OpenStudy (anonymous):

6

OpenStudy (anonymous):

triangle inequality - sum of the lengths of any two sides must be greater than the length of the remaining side.

OpenStudy (anonymous):

the side must be less than 13+8 = 21 and more than 13-8 = 5

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