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1. In ABC, AB = 3 and BC = 5. Find the number of possible integer values of CA.

2. In acute ABC, AB = 3 and BC = 5. Find the number of possible integer values of CA

 Mar 7, 2021
edited by ColtPatterson  Mar 7, 2021
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Triangle side length rule    sum of two sides must be greater than the other side

 

x+3   must be graeter than 5     so x >2

x+ 5   is already greater than 3

5+3 > x     means x can be no larger than 7      so x   can be    3   4    5   6  7

 Mar 7, 2021
edited by ElectricPavlov  Mar 7, 2021

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