4MA1/2FR Jan 2020, Question 19: Pythagoras' Theorem
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2FR (Foundation) · Calculator · 3 marks
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The question, in short
Using a rectangle measuring 8.5 cm by 5.6 cm with a diagonal drawn, calculate the diagonal's length, rounded to 1 decimal place.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 3 marks
- 18.5² + 5.6² = 72.25 + 31.36 = 103.61
- 2√103.61 = 10.179...
- 310.2
Answer10.2
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