Math (need-to-know Formulae) 2.0 / 5 based on 1 rating ? MathematicsVolume and surface areaTrigonometryCompound measuresGCSEEdexcel Created by: Ellie-ScottCreated on: 10-08-17 18:39 How do you work out pressure? P=force/area 1 of 7 What is the Cosine Rule? a^2=b^2+c^2-2bc cosa 2 of 7 What is the area of a triangle? 1/2ab sinC 3 of 7 How do you work out the volume of a cuboid? Length x Width x Height 4 of 7 How do you work out Speed? S=distance/time 5 of 7 What is the Sine Rule? a/sinA=b/sinB=c/sinC 6 of 7 How do you work out density? D=mass/volume 7 of 7
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