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SEAMO 2021 — Paper C — Grade 5–6 Question 18

SEAMO · SEAMO 2021 — Paper C — Grade 5–6

Question 18

A triangle has whole-number side lengths and perimeter $27$ cm. How many different triangles are possible?
  1. $17$
  2. $18$
  3. $19$
  4. $20$
  5. $21$