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2 April, 17:49

The perimeter of a triangle is 27 inches. only 2 sides are known 12.3 and 5.4. What is the third side and what is the equation

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  1. 2 April, 20:53
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    9.3

    Step-by-step explanation:

    perimeter of triangles is just all sides added together so all you have to do is: add 12.3+5.4=17.7 and then subract it from 27 (27-17.7=9.3)
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