[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-624017-105":3,"detail-sidebar-cat-0-en-105":81,"doc-detail-624017-en":130},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":74,"head_meta":76,"extra_data":78,"updated_unix":80},105,"en","pearson-edexcel-gcse-91-mathematics-2026-assessment-window-foundation-tier-formulae-sheet","Pearson Edexcel GCSE (9–1) Mathematics - 2026 Assessment Window - Foundation Tier Formulae Sheet","","Pearson Edexcel GCSE (9–1) Mathematics exam aid for the 2026 assessment window provides a foundation tier formulae sheet students may reference during examinations. It states that the equation list version will be included with the 2026 question papers and that no restrictions apply to who can use the aid. 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A version of this equation list will be included with the 2026 question papers. This document is valid if downloaded from the Pearson Qualifications website.  \nInstructions  \n• Please ensure that you have read this aid before the examination. Information  \n• A formula sheet will be provided for foundation tier and for higher tier students.  \n• The format/structure of the assessments remains unchanged  \n.  \n• This exam aid provides students with additional exam formulae which they may refer to in their examinations.  \n• Please note, a copy of this exam aid will be made available to all students on the day of the examination as an insert in the question paper.  \n• There are no restrictions on who can use this aid  \n.  \n• Students and teachers can discuss this exam aid  \n.  \n• This document has 2 pages  \n.  \nW87990A  \n©2026 Pearson Education Ltd. 1/  \n*W87990A*  \nContinue   \nFoundation Tier Formulae Sheet  \n\n| Perimeter, area and volume\u003Cbr>Where a and b are the lengths ofthe parallel sides and h is their perpendicular separation: Area of a trapezium = 12 (a + b) h\u003Cbr>Volume of a prism = area of cross section × length Where r is the radius and d is the diameter:\u003Cbr>Circumference of a circle = 2πr = πd Area of a circle = πr2 |  |\n| --- | --- |\n| Pythagoras’Theorem and Trigonometry\u003Cbr>\u003Cbr>b\u003Cbr>In any right-angled triangle where a, b and c are the length of the sides and c is the hypotenuse:\u003Cbr>a2 + b2 = c2\u003Cbr>In any right-angled triangle ABC where a, b and care the length of the sides and c is the hypotenuse:\u003Cbr>a b a\u003Cbr>sinA = ~~ ~~ cosA = ~~ ~~ tanA = ~~ ~~\u003Cbr>c c b |  |\n| Compound Interest\u003Cbr>Where P is the principal amount, r is the interest rate over a given period and n is number of times that the interest is compounded:\u003Cbr>Total accrued = P 􀀞􀀝􀀜 1 ~~ ~~1r00 􀀛􀀚􀀙 n | Probability\u003Cbr>Where P (A) is the probability of outcome A and P (B) is the probability of outcome B:\u003Cbr>P (A or B) = P (A) + P (B)– P (A and B) |\n\nEND OF EXAM AID  \nW87990A 2","cbCaiv4Cg8y39wXB","https://ap.wps.com/l/cbCaiv4Cg8y39wXB","pdf",238261,"English","# Foundation Tier Formulae Sheet\n## Perimeter, area and volume\n## Pythagoras’ Theorem and Trigonometry\n## Compound Interest\n## Probability","[{\"question\":\"What is this exam aid for?\",\"answer\":\"It provides additional exam formulae for students in the Pearson Edexcel GCSE (9–1) Mathematics foundation tier during the 2026 assessment window.\"},{\"question\":\"When will the formulae sheet be available to students?\",\"answer\":\"A version of the equation list is included with the 2026 question papers, as an insert on the day of the examination.\"},{\"question\":\"Who can use this exam aid in the exam?\",\"answer\":\"There are no restrictions on who can use the aid.\"}]","Pearson Edexcel GCSE (9–1) Mathematics - 2026 Assessment Window - Foundation Tier Formulae Sheet | PDF",1792472735]