This is a tricky trapezium circle question, a Geometry A question about finding the area of a circle which has a trapezium draw inside it, with some hints in case students get stuck.
Brings in pythagoras, cosine rule, trig and circle theorems.
Ben Cooper is a maths teacher in Birmingham. You can find more of his resources on his TES Page bcooper87, and follow him on Twitter at @bcoops_online.
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