Simple surveying
Mathematics · Grade 9 · about 40 minutes
One straight baseline and a set of right-angled offsets will map an irregular plot.
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- 9 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- Compass directions
- Compass bearings
- True bearings
- Changing between the two forms
- The bearing of one point from another
- Back bearings
- Choosing and using a scale
- Locating a point from a bearing and a distance
- A journey in several legs
- Angles of elevation
- Finding a height by scale drawing
- Angles of depression
- Finding a distance from an angle of depression
- Simple surveying