The diagram shows a semi circle inside a sector of a circle, ABCABCABC. AB AB\,AB is the diameter of the semi circle. Angle BAC=90∘BAC = 90^\circBAC=90∘ AB=12AB = 12AB=12 cm
Find the area of the shaded region.
45 exam-style questions on Eduqas GCSE Maths Area and Circumference of Circles. Each one has a worked solution and a mark scheme showing where the marks go.