Grade 10 Maths · Euclidean Geometry
Prove triangles congruent
Show two triangles are exactly the same shape and size by matching sides and angles, and giving the reason SSS, SAS, AAS or RHS.
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Question 5.2 · March 2022 · Provincial · 4 marks
Work it out on paper first. Then mark yourself with the official memo, one tick at a time.
More past paper questions: prove triangles congruent
Work each one out first, then open the memo and check every tick.
3. Question 8.1.3 · November 2024 · Paper 2 · Provincial · 3 marks
ABCD is a parallelogram and AC is a diagonal, with A, F, E and C as collinear points. BE is parallel to FD.
8.1 Prove that:8.1.3 (3)Show the memo (3 ticks)Memo
- ✓S/R: Ĉ₁ = Â₂In and : | (proven / alt s; )
1 mark · Use angles on parallel lines
- ✓S/R: B̂₂ = D̂₂ (proven in 8.1.2)
1 mark · Use angles on parallel lines
- ✓Conclusion (opp sides of parm) | (AAS) | (congruent s)
1 mark · Prove triangles congruent
- ✓
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