Foundation November 2022 Paper 3 Q13

EdexcelCurrent spec3 marksAngles in Polygons

13 \(ABCD\) is a quadrilateral.

Quadrilateral ABCD with angle A = 120°, angle B = 120°, angle C = 80° and angle D marked x
(a)
(i) Work out the size of angle \(x\). (1)
(ii) Give a reason for your answer. (1)

The diagram below shows a triangle.

Triangle with angles marked 80°, 60° and 50°

The diagram is wrong.

(b) Explain why. (1)