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IKMC 2027 - Grades 9-10 - Self-study SET 11 - Thematic Batch 3 Question 1

IKMC · IKMC 2027 - Grades 9-10 - Self-study SET 11 - Thematic Batch 3

Question 1

The diagram shows a solid, where a represents a fixed given length. What is the area of quadrilateral ABCD?

Question illustration
  1. $4\sqrt{2} × a^2$
  2. a²
  3. $2\sqrt{2} × a^2$
  4. 4a²
  5. $\sqrt{2} × a^2$