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4MA1/2F Jun 2023, Question 6: Polygons

Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2F (Foundation) · Calculator · 3 marks

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The question, in short

Name a polygon, measure line AB in centimetres, and identify which two of six grid triangles A to F are congruent.

Summarised in our own words. Use the official paper for the exact wording and the diagram.

Part (a) · 1 mark

State the mathematical name of the given polygon.

  1. 1Identify the polygon by counting its sides, which are eight.

AnswerOctagon

Part (b) · 1 mark

Measure the length of line AB and give it in centimetres.

  1. 1Measure the line AB using a ruler, reading the length in centimetres.
  2. 2Record the measurement as 8.6 cm, within the acceptable range of 8.4 to 8.8 cm.

Answer8.6

Part (c) · 1 mark

From triangles A to F on a square grid, write the letters of the two congruent triangles.

  1. 1Compare the shapes and sizes of the triangles on the grid.
  2. 2Identify that triangle B and triangle D have the same size and shape.
  3. 3Conclude that triangles B and D are congruent.

AnswerB, D

Stuck on a step? Read the free lesson: Polygons

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