Answer:
A. One-half x squared square units
Step-by-step explanation:
The area of a square in terms of the diagonal x is 1 / 2 x² units squared.
The area of a square in terms of the diagonal is as follows:
area = 1 / 2 × d²
where
Hence,
area = 1 / 2 × x²
area = 1 / 2 x² units squared.
learn more on square here: https://brainly.com/question/18270902