25npatel 25npatel

12-11-2019
Mathematics

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The perimmerter 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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gacathcarts gacathcarts

13-11-2019

Answer:

9.3 in

Step-by-step explanation:

Perimeter = add up the sides

12.3 + 5.4 + x = 27

17.7 + x = 27

x = 27-17.7

x = 9.3

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