# AQA 2018 Nov 1H Q26

**Qualification:**GCSE Maths - Higher**Exam Board:**AQA**Series:**2018 Nov**Paper:**Paper 1 - Non-Calculator**Area:**Geometry and measures**Topic:**Area of a triangle (1/2absinC) Cosine rule**Spec Reference:****Assessment Objectives:**AO3 Problem Solving**Notes:**14 - Formula is needed