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VTMO 2016 — Grade 9 — semifinal Question 5

VTMO · VTMO 2016 — Grade 9 — semifinal

Question 5

The four sides and one diagonal of a quadrilateral have lengths $1 , 2 , 2.8 , 5 , 7.5$. Which is the diagonal?
  1. $1$
  2. $2$
  3. $2.8$
  4. $5$
  5. $7.5$