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IMAS 2014 — Upper Primary Grades 5–6 — Round 1 Question 20

IMAS · IMAS 2014 — Upper Primary Grades 5–6 — Round 1

Question 20

The sectors MAB and MCD are inside the square ABCD of side length 10 cm, as shown in the diagram. What is the total area, in cm² , of these two sectors, correct to 1 decimal place? Take π=3.14.

Question illustration
  1. 52.3
  2. 78.5
  3. 104.7
  4. 157.0
  5. 314.0