Formulae I need to learn 0.0 / 5 ? MathematicsFormulaeNational 5SQA Created by: RobSmartCreated on: 04-09-18 14:53 Arc length = (x°)/(360°)×π×d 1 of 5 Sector Area = (x°)/(360°)×π×r^2 2 of 5 Area of a triangle = 0.5 × base × height 3 of 5 area of a rectangle = base×height 4 of 5 Area of a Circle πr^2 5 of 5
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