A student makes the following conjecture: "If a quadrilateral is a rectangle, then it must be a parallelogram.” If someone doesn't believe this conjecture is true, which of the following would be necessary to have a counterexample to it?
W) A rectangle that is a parallelogram
X) A parallelogram that is a rectangle
Y) A rectangle that is not a parallelogram
Z) A parallelogram that is not a rectangle
✔️Answer:Y) A RECTANGLE THAT IS NOT A PARALLELOGRAM
🚀
Take Your Prep to the Next Level
Practice with interactive modes, adaptive testing, and detailed stats on our main app.