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4MA1/2FR Jun 2019, Question 3: Types of Angle

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

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The question, in short

Using the diagram of a pentagon with an angle x between 90° and 180°, choose the correct angle type from the box, then name an 8-sided regular polygon.

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

Part (a) · 1 mark

Select the term from acute, obtuse, reflex or right that matches the marked angle x, which lies between 90° and 180°.

  1. 1Angle x is more than 90° but less than 180°
  2. 2So it is an obtuse angle

AnswerObtuse

Part (b) · 1 mark

State the mathematical name for the regular polygon shown with 8 sides.

  1. 1The polygon has 8 sides
  2. 2An 8-sided polygon is an octagon

AnswerOctagon

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