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HKIMO 2017 Grade 5 National Final (Heat) Set 04 Question 20

HKIMO · HKIMO 2017 Grade 5 National Final (Heat) Set 04

Question 20

Find the area of the non-shaded region in the figure.

Question illustration

Source glossary (English–Vietnamese): Area: diện tích; Non-shaded region: phần không tô đậm; Figure: hình vẽ.