Respuesta :

Answer: 380[tex]cm^{2}[/tex]

Step-by-step explanation:

Area of triangle= 14 x 10 = 140

140/2 = 70

4 triangles= 70 x 4 = 280

Area of the square= 10 x 10 = 100

Total surface area= 280 + 100 = 380[tex]cm^{2}[/tex]

hello fellow army :)

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