Foundation June 2024 Paper 1R Q12

EdexcelFoundationCurrent spec5 marksAngles (Including Parallel Lines)Angles in Polygons

12

Quadrilateral ABCD with angle A = 78 degrees, angle B = 128 degrees and angle ADC = 86 degrees; isosceles triangle CDE with CD = CE; D, E and F on a straight line with angle CEF = 125 degrees

Diagram NOT accurately drawn

\(ABCD\) is a quadrilateral.
\(CDE\) is an isosceles triangle with \(CD = CE\)
\(DEF\) is a straight line.

Work out the size of angle \(BCE\)
Give a reason for each stage of your working.

(5)

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