GCSE Maths Exam Sprint Series 38 : Upper and Lower Bounds Using Pythagoras theorem
Автор: MathSci EZ
Загружено: 2025-10-23
Просмотров: 83
Struggling with bounds questions in GCSE Maths? In this video, we tackle a tricky exam-style question involving upper and lower bounds and Pythagoras’ theorem.
You’ll learn step-by-step how to:
Identify upper and lower bounds from rounded measurements
Apply Pythagoras’ theorem correctly with bounds
Round your final answer to the correct degree of accuracy
This question is perfect for Edexcel, AQA, and OCR GCSE Maths students revising for Higher or Foundation Tier.
📘 Example question:
c is 7.8 cm correct to the nearest mm.
b is 5.2 cm correct to the nearest mm.
Calculate the upper bound for a.
Watch till the end to see how to avoid common exam mistakes and pick up extra marks!
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#GCSEMaths #Bounds #UpperBound #Pythagoras #MathsRevision #EdexcelGCSE #AQA #OCR #MathsSprint #MathSciEducationCentre
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