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IKMC 2027 - Grades 7-8 - Self-study SET 14 - Thematic Batch 3 Question 3

IKMC · IKMC 2027 - Grades 7-8 - Self-study SET 14 - Thematic Batch 3

Question 3

In triangle ABC, AB = AC. Choose E on AC and D on BC so that AD = AE. Given $\angle BAD=30^\circ$, find $\angle CDE$.

Question illustration
  1. $10^\circ$
  2. $15^\circ$
  3. $20^\circ$
  4. $25^\circ$
  5. $30^\circ$