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HKIMO 2026 Grade 7 National Preliminary Set 02 Question 16

HKIMO · HKIMO 2026 Grade 7 National Preliminary Set 02

Question 16

Find the sum of all interior angles of a regular pentagon.
  1. $360^\circ$
  2. $180^\circ$
  3. $540^\circ$
  4. $720^\circ$