Respuesta :

fontenotayden0

Answer:

7.7 square feet

Step-by-step explanation:

38.5 divided by 5, equals 7.7.

Hope this helps

wistlethebacon

Answer:

10

Step-by-step explanation:

80 = l(l - 2) = l2 - 2l. Solve the quadratic to find solutions l = 10 and l = -8. You can't have a negative side, so the length of the rectangle must be 10.

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