Skip to content / Đến nội dung
ThichHocToan.com

MathNet 2022-part-03 — 197 problems (EN–VI) Question 172

Math Olympiad Vault · MathNet 2022-part-03 — 197 problems (EN–VI)

Question 172

We draw a rectangle in a grid. The four midpoints of the four sides of the rectangle turn out to be the vertices $(-3, 0)$, $(2, 0)$, $(5, 4)$, and $(0, 4)$.
What is the area of the rectangle?