Use the images below to answer the following question. The figure shows three shaded squares connected at vertices such that a triangle is formed in the middle. The area of the smaller square is 9 square units. The area of the medium square is 36 square units. The area of the larger square is 64 square units. The figure shows three shaded squares connected at vertices such that a triangle is formed in the middle. The area of the smaller square is 25 square units. The area of the medium square is 144 square units. The area of the larger square is 169 square units.
Figure A Figure B

Which of the images above represents a proof of the Pythagorean Theorem? Explain your choice, and then explain how the figure proves the Pythagorean Theorem.