A-LevelMathematicsNumerical methodsMay/June 2021Paper 3 Q1010 Marks
The diagram shows a trapezium ABCD in which AD = BC = r and AB = 2r. The acute angles BAD and ABC are both equal to x radians. Circular arcs of radius r with centres A and B meet at M, the midpoint of AB. [Figure X.X]
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