Right-angled triangles
6.2What the syllabus asks of you
- Know and use the sine, cosine and tangent ratios for acute angles in calculations involving sides and angles of a right-angled triangle.
- Solve problems in two dimensions using Pythagoras’ theorem and trigonometry.
- Know that the perpendicular distance from a point to a line is the shortest distance to the line.
- 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.
Read the notes first
Chapter 6: Right-angled triangles
Drill this topic
All 12 questions on Right-angled triangles, untimed — answer on paper, then mark yourself against the mark scheme.
Make a worksheet
Choose the years and how many questions, then print it with the answers on separate pages.
12 questions
These are structured questions, answered in working rather than by picking an option, so they are not listed here one by one. The drill above puts each in front of you with its mark scheme to check against.