The figure below can be used to prove the Pythagorean Theorem. Use the drop-down menus to complete the proof.. Click the arrows to choose an answer from each menu. The expression? Choose... represents the area of the figure as the sum of the area of the shaded triangles and the area of the white square.. The equivalent expressions Choose.... use the length of the figure to represent the area.. Setting two of these area expressions equal to each other and subtracting Choose... from both sides of the equation results in the Pythagorean Theorem. a2+b2=c2