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VTMO 2026 - Grade 9 - Semifinal - SET 1 - Self-study Question 25

VTMO · VTMO 2026 - Grade 9 - Semifinal - SET 1 - Self-study

Question 25

A cyclic quadrilateral ABCD has $AB=3$, $AD=5$, and $BC=CD=7$. Find its area.

Question illustration
  1. $8\sqrt3$
  2. $10\sqrt3$
  3. $12\sqrt3$
  4. $16\sqrt3$
  5. $18\sqrt3$