Respuesta :

Answer:

A = 83.5m^2

Step-by-step explanation:

9 * 19 = 171m for the complete rectangle

9 - 4 = 5

5 * 19 = 95

95 / 2 = 47.5m for the triangles

9 * 4 = 36m

36 + 47.5 = 83.5m

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-Lil G