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Arianna has a tent for her dollhouse.  What is the surface area of the tent?

 

 Mar 1, 2021
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Add all of these together :

    TWO triangular ends     area =  1/2 b h   =  1/2  6 x 4

     TWO rectangular sides    area   5 x 9

      ONE bottom                        area = 6 x 9           ( the bottom may or may not count as surface area in this problem......!)

 Mar 1, 2021

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