How to measure a tree using a stick and some simple maths
Interesting, Stimulus, Video
A great discussion starter as a follow-up to similar triangles or maybe trigonometry.
The Forestry Commission England shares a technique for measuring the height of a tree using a stick.
[This video is hosted on Facebook]
10 July 2017 Edit: 9 November 2017
- Content Type:
- Interesting, Stimulus, Video
- The Australian Curriculum
- Measurement and Geometry, Geometric reasoning, ACMMG220 Year 9 Use the enlargement transformation to explain similarity and develop the conditions , ACMMG221 Year 9 Solve problems using ratio and scale factors in similar figures, Pythagoras and trigonometry, ACMMG223 Year 9 Use similarity to investigate the constancy of the sine, cosine and tangent ratios f
- The Australian Curriculum Version 9.0
- Year 9, Measurement Year 9, AC9M9M03 solve spatial problems, applying angle properties, scale, similarity, Pythagoras’ theorem a, Space Year 9, AC9M9SP02 recognise the constancy of the sine, cosine and tangent ratios for a given angle in right-
- Australian Curriculum / General Mathematics
- Unit 1 Topic 3 Shape and measurement, Similar figures and scale factors, ACMGM021 review the conditions for similarity of two-dimensional figures including similar tri…, ACMGM022 use the scale factor for two similar figures to solve linear scaling problems
- NSW Curriculum K - 10
- Measurement and space, Properties of geometrical figures, MA5-GEO-C-01 Properties of geometrical figures A, MA5-GEO-P-01 Properties of geometrical figures B (Path), MA5-GEO-P-02 Properties of geometrical figures C (Path)
- NSW Mathematics Standard Stage 6 Syllabus
- Measurement, MS-M3 Right-angled Triangles, MS-M5 Scale Drawings
- NSW Mathematics Standard 11-12 Syllabus (2024) New
- Measurement
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