Respuesta :

We need to find first the area of one triangle, and that area is equal to

[tex]A=\frac{b\cdot h}{2}=\frac{13\cdot8.2}{2}=53.3[/tex]

Now the total area of the figure is 213.2 inches^2

[tex]A_T=4\cdot A=4\cdot53.3=213.2[/tex]

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