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4MA1/2FR Jan 2023, Question 3: Polygons

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

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The question, in short

Answer four short questions: name an 8-sided polygon, classify the angle marked x, draw a chord on a circle, and convert 3.6 metres to centimetres.

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

Part (a) · 1 mark

Give the mathematical name for a polygon with 8 sides.

  1. 1An 8-sided polygon is called an octagon.

AnswerOctagon

Part (b) · 1 mark

State the type of angle shown as x in the diagram.

  1. 1The angle marked x is less than 90 degrees, so it is an acute angle.

AnswerAcute

Part (c) · 1 mark

Draw a chord on the given circle diagram.

  1. 1A chord is a straight line connecting two points on the circumference of the circle. Draw such a line on the diagram.

AnswerChord drawn

Part (d) · 1 mark

Convert 3.6 metres into centimetres.

  1. 1There are 100 centimetres in 1 metre.
  2. 23.6 × 100 = 360
  3. 3So, 3.6 metres = 360 centimetres.

Answer360

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