Problem
2024 AMC 12B Problem 12
Suppose z is a complex number with positive imaginary part, with real part greater than 1, and with |z| = 2. In the complex plane, the four points 0, z, z^{2}, and z^{3} are the vertices of a quadrilateral with area 15. What is the imaginary part of z?
\textbf{(A)}~\frac{3}{4}\qquad\textbf{(B)}~1\qquad\textbf{(C)}~\frac{4}{3}\qquad\textbf{(D)}~\frac{3}{2}\qquad\textbf{(E)}~\frac{5}{3}
Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.
Want to contribute problems and receive full credit? Click here to add your problem!
Please report any issues to us in our Discord server
Go to previous contest problem (SHIFT + Left Arrow) Go to next contest problem (SHIFT + Right Arrow)
Problem feedback
Difficulty
—