4MA1/1F Jan 2023, Question 18: Constructing Triangles
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1F (Foundation) · Calculator · 2 marks
اقرأ هذا الحل مشروحاً بالعربي ←
The question, in short
Using only a ruler and compasses, construct the perpendicular bisector of line AB, showing all construction lines.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 2 marks
- 1Place compass at point A and draw arcs above and below line AB, using radius greater than half of AB
- 2Without changing compass width, place compass at point B and draw arcs above and below line AB to intersect the first arcs
- 3Draw a straight line through the two points where the arcs intersect
AnswerBisector with construction arcs
Stuck on a step? Read the free lesson: Constructing Triangles
Practise more constructing triangles questions
Real 4MA1 past-paper questions, marked on your working like the exam, with a worked solution for every part.
Practise free on LemmaraMore past-paper questions on constructing triangles
Also searched as: 4MA1 1F January 2023 · 4MA1/1F · 4ma1 jan23 1f · question 18.
Lemmara is an independent study tool, not affiliated with or endorsed by Pearson Edexcel. The worked solutions are Lemmara’s own.