National 5 Maths Formulae 0.0 / 5 ? MathematicsRevision cardsNational 5SQA Created by: rjsmart2206Created on: 05-11-21 15:21 Pyramid Volume= 1/3 Ah A is the area of the base h is the vertical height Rigour tile: EF1.4c 1 of 7 Cone Volume= 1/3 πr^2 h r is the radius h is the vertical height Rigour tile: EF1.4c 2 of 7 Sphere Volume= 4/3 πr^3 r is the radius EF1.4c 3 of 7 Quadratic formula x=(-b±√(b^2-4ac))/2a a, b and c come from ax^2+bx+c R1.3a 4 of 7 Area of a triangle A=1/2 absinC C is the angle between the sides a and b A1.1 5 of 7 Sine Rule a = b = c sinA sinB sinC 6 of 7 Cosine Rule a^2 = b^2 + c^2-2bccosA Rigour Tile A1.1 7 of 7
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