Skip to content / Đến nội dung
ThichHocToan.com

MathNet 2009-part-05 — 172 problems (EN–VI) Question 50

Math Olympiad Vault · MathNet 2009-part-05 — 172 problems (EN–VI)

Question 50

Consider an equilateral triangle and a square both inscribed in a unit circle such that one side of the square is parallel to one side of the triangle. Compute the area of the convex heptagon formed by the vertices of both the triangle and the square.