The area of a rectangular patio is 400 square feet. The length of the patio is 9 feet more than its width. Find the length and width.

the two may have that, even a breakdown is probably offered

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.

0lz try yourself sorry for not answering