Respuesta :

Answer:

[tex]136 \: {units}^{2} [/tex]

Step-by-step explanation:

Solution,

Area of front and back triangles:

[tex]2 \times \frac{1}{2} \times 6 \times 4[/tex]

[tex] = 24[/tex]

Area of side rectangle:

[tex]2 \times 7 \times 5[/tex]

[tex] = 70[/tex]

Area of base rectangle:

[tex]6 \times 7[/tex]

[tex] = 42[/tex]

Surface area:

24 + 70 + 42

= 136 units^2

Hope this helps...

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