Respuesta :

Answer:

choice 2) area = 319.2 in²

Step-by-step explanation:

triangular ends = 6.9 x 8 = 55.2

sides = 3 x 8 x 11 = 264

264 + 55.2 = 319.2 in²

Answer:

319.2 square inches

Step-by-step explanation:

I got it right on the test

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