A. What is the area of square ABCD?

B. What is the area of square EFGH?

C. What is the area of the unshaded region of ABCD.

NEED HELP!!!!
Not very good with these kinds of problems

A What is the area of square ABCD B What is the area of square EFGH C What is the area of the unshaded region of ABCD NEED HELP Not very good with these kinds o class=