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Question 1
3 marksABCD ABCD\,ABCD is a parallelogram
After proving two triangles are congruent, what equality fact can you use?
Revision notes for AQA GCSE Maths Congruent Triangles. Open the guide for explanations and worked examples. Written against the AQA GCSE Maths (8300) specification, so the content matches what's examinable rather than general Maths background.
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A diagonal ACACAC divides parallelogram ABCDABCDABCD into triangles ABCABCABC and CDACDACDA. Which congruence test proves that the triangles are congruent?