standard_description: Extend polynomial identities to the complex numbers. For example, rewrite x^(2) + 4 as (x + 2i)(x – 2i).
problem_activity: Task
What fraction of the rectangle below is shaded?
[IMG]
Laura says that $\frac14$ of the rectangle is shaded. Do you think she is correct? Explain why or why not by using the picture.


aligns: no