C4.7.1 Calculate unknown angles and give explanations using the following
Syllabus
0580–2028–2029
Objective
C4.7.1
Level
Core
C4.7.1 Calculate unknown angles and give explanations using the following
Calculate unknown angles and give explanations using the following geometrical properties of circles: • angle in a semicircle = 90° • angle between tangent and radius = 90°. Candidates will be expected to use the geometrical properties listed in the syllabus when giving reasons for answers.