4MA1/2FR Jan 2022, Question 9: Angles in a Quadrilateral
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2FR (Foundation) · Calculator · 4 marks
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The question, in short
A quadrilateral has angles x°, 92°, x° and 44°. Find x and state the geometric reason used.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Part (i) · 3 marks
Calculate the value of x using the angle sum of a quadrilateral.
- 192 + 44 = 136
- 2360 − 136 = 224
- 3224 ÷ 2 = 112
Answer112
Part (ii) · 1 mark
State the reason justifying the method used to find x.
- 1Angles in a quadrilateral add up to 360 degrees
AnswerAngles in a quadrilateral sum to 360°
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