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SEAMO 2018 — Paper C — Grade 5–6 Question 8

SEAMO · SEAMO 2018 — Paper C — Grade 5–6

Question 8

Figures $1,2,3$ have $3,6,10$ vertices respectively. Find the number of vertices in Figure $20$.

Question illustration
  1. $155$
  2. $198$
  3. $231$
  4. $243$
  5. None of the above