Maths Formula 3.5 / 5 based on 3 ratings ? MathematicsFormulaGCSEAQA Created by: becky245Created on: 25-05-17 05:00 Volume of a prism area of cross section x length 1 of 36 Volume of a sphere 4/3 pi r squared 2 of 36 Surface area of a sphere 4 pi r squared 3 of 36 Volume of a cone 1/3 pi r squared x height 4 of 36 Curved surface area of a cone pi x r x length 5 of 36 Cosine rule a2 = b2 + c2 - 2bc Cos A 6 of 36 Density Mass / Volume 7 of 36 Speed Distance/ Time 8 of 36 Pressure Force/Area 9 of 36 Circumference of a circle Pi x d 10 of 36 Area of parralleogram base x height 11 of 36 Area of a sector x / 360 times Area of Circle 12 of 36 Length of arc x / 360 times Circumferance 13 of 36 Anything to the power 1 is just itself 14 of 36 Difference of two squares a2 - b2 = (a + b)(a - b) 15 of 36 Gradient up means Acceleration 16 of 36 Negative gradient equals Deceleration 17 of 36 Flat sections on a graph are Steady velocity 18 of 36 Area under graph is distance travelled 19 of 36 Angles in triangle equal 180 degrees 20 of 36 Angles on straight line 180 degrees 21 of 36 Angles in quadrilateral 360 degrees 22 of 36 Areas round a point 360 degrees 23 of 36 Alternate angles the same (z shape) 24 of 36 Allied angles add up to 180 (c or u shaped) 25 of 36 Corresponding angles the same (F shape) 26 of 36 Tangent and radius join at 90 degrees 27 of 36 2 Radius make an isosceles triangle 28 of 36 Perpendicular bisector of a chord passes through the centre of a circle 29 of 36 Angle at centre of circle equals Twice the angle at the edge 30 of 36 Angle in a half/semicircle is 90 degrees 31 of 36 Angles in same segment are equal 32 of 36 Tangents from same point are equal length 33 of 36 what does congruent mean? same size and shape, just rotated 34 of 36 Triangles are similar if all angles match up, or all 3 sides are portional 35 of 36 Triangles are similar if all angles match up, or all 3 sides are proportional 36 of 36
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