Skip to content / Đến nội dung
ThichHocToan.com

IKMC 2027 - Grades 11-12 - Self-study SET 11 - Thematic Batch 3 Question 14

IKMC · IKMC 2027 - Grades 11-12 - Self-study SET 11 - Thematic Batch 3

Question 14

A circle is inscribed in a quarter of a larger disk, as shown. What is the ratio of the grey area to the white area?

Question illustration
  1. 2 : 1
  2. (1 + $\sqrt{2}$) : 1
  3. (3 + 2$\sqrt{2}$) : 4
  4. (2 + $\sqrt{2}$) : 2
  5. 4 : (2$\sqrt{2}$ − 1)