E6.2 Right-angled triangles
- Syllabus
- 0580–2028–2029
- Topic
- E6.2
- Level
- Extended
E6.2.1 Know and use the sine, cosine and tangent ratios for acute angles in
- Know and use the sine, cosine and tangent ratios for acute angles in calculations involving sides and angles of a right-angled triangle.
E6.2.2 Solve problems in two dimensions using Pythagoras’ theorem and
- Solve problems in two dimensions using Pythagoras’ theorem and trigonometry.
E6.2.3 Know that the perpendicular distance from a point to a line is the
- Know that the perpendicular distance from a point to a line is the shortest distance to the line.
E6.2.4 Carry out calculations involving angles of elevation and depression
- Carry out calculations involving angles of elevation and depression. Angles will be given in degrees and answers should be written in degrees, with decimals correct to one decimal place. Knowledge of bearings may be required.
Objective notes
4 learning objectivesConceptIGCSE Mathematics Extended