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Exam-style practice

Geometrical terms answer explanations

Review worked answers and explanations for Geometrical terms. Aligned to Cambridge IGCSE Mathematics.

Answer explanations

Question 1 of 2

Review the answer support, then move sideways through the set.

Paper 2 structured question: Geometrical terms

Paper 2Core or Extended Mathematics2 marks

Diagram Description

Diagram of lines and angles

A diagram shows two lines AB and CD intersecting at point O. Angle AOC is 40°, and angle BOD is 50°. Lines AB and CD are drawn on a plane.

  1. a

    Calculate Calculate the size of angle AOD.

    [2]