Mathematics 4024 · O Level · Geometrical terms

Geometrical terms — practice question

$ABD$ forms an equilateral triangle. $C$ is located on $DB$ and $AC$ is perpendicular to $DB$.
(main)[3]

Show that triangle $ADC$ is congruent to triangle $ABC$. Include a reason for every statement you write.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$AC=AC$ shared side” …

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