Mathematics > GCSE MARK SCHEME > Pearson Edexcel International GCSE, Mathematics A PAPER 1H Higher Tier. Rated A+ (All)
Pearson Edexcel International GCSE, Mathematics A PAPER 1H Higher Tier. Rated A+
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International GCSE Mathematics Formulae sheet – Higher Tier Arithmetic series Sum to n terms, S n = n2 [2a + (n – 1)d] Area of trapezium = 1 2 (a + b)h b a h The quadratic equation ... The solutions of ax2 + bx + c = 0 where a ¹ 0 are given by: x b b ac a = − ± 2 − 4 2 Trigonometry A B C b a c In any triangle ABC Sine Rule a A b B c sin sin sinC = = Cosine Rule a2 = b2 + c2 – 2bccos A Area of triangle = 1 2 ab sin C Volume of cone = 1 3 πr 2h Curved surface area of cone = πrl r l h Volume of prism = area of cross section × length cross section length Volume of cylinder = πr2h Curved surface area of cylinder = 2πrh r h Volume of sphere = 4 3 πr 3 Surface area of sphere = 4πr2 r http://britishstudentroom.wordpress.com/*P65914A0328* Turn over 3 Answer all TWENTY SIX questions. Write your answers in the spaces provided. You must write down all the stages in your working. 1 A plane flew from Madrid to Dubai. The distance the plane flew was 5658km. The flight time was 8 hours 12 minutes. Work out the average speed of the plane. ....................................................... km/h (Total for Question 1 is 3 marks) 2 Here are the first 4 terms of an arithmetic sequence. 85 79 73 67 Find an expression, in terms of n, for the nth term of the sequence. ....................................................... (Total for Question 2 is 2 marks) 5- f- → 3%1=690 1- = 8 -1¥ = 8. 2 690 79 - 85 = -6 -Gn-191 http://britishstudentroom.wordpress.com/4 *P65914A0428* 3 Diagram NOT accurately drawn A B E D C xcm 8cm 14cm 13cm The diagram shows the shape ABCDE. The area of the shape is 91.8cm² [Show More]
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