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Learn and revise trigonometric ratios of sine, cosine and tangent and calculate angles and lengths in right-angled triangles with GCSE Bitesize AQA Maths.
You can easily make a pie chart in Excel to make data easier to understand. The process only takes 5 steps.
Georgia's health department published a "misleading" graph showing a neat decline in coronavirus cases. An updated version shows the truth is messier.
Revise trigonometric ratios of sine, cosine and tangent and calculate angles in right-angled triangles with this Bitesize GCSE Maths Edexcel guide.
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