Skip to content / Đến nội dung
ThichHocToan.com

IMAS 2023–2024 Upper Primary — First Round Question 5

IMAS · IMAS 2023–2024 Upper Primary — First Round

Question 5

Four of the angles of a convex polygon are equal to $120^\circ$ each. What is the minimum possible interior angle, in degrees, of all such polygons?
  1. $30^\circ$
  2. $60^\circ$
  3. $90^\circ$
  4. $120^\circ$
  5. Uncertain