Consider a closed triangular box resting within a horizontal electric field of magnitude E = 8.26*10^4 N/C as shown in the figure below.

Consider a closed triangular box resting within a horizontal electric field of magnitude E = 8.26*10^4 N/C as shown in the figure below.(a) Calculate the electric flux through the vertical rectangular surface of the box.(b) Calculate the electric flux through the slanted surface of the box.(c) Calculate the electric flux through the entire surface of the box.