A directory of useful objects found on the web for teaching Maths.
Use dynamic geometry to explore the angle sum of a triangle, by constructing triangles of various sizes. The correspondence to the straight angle sum is shown. In addition, a video shows how triangles are used in building bikes and choosing bike sizes.
8 November 2014 Edit: 27 January 2018
User submitted, thanks to Jenny Lill
Submit a correction to this link | Help align this link to NSW Mathematics Syllabuses
How have you used this link in your classroom? Share your teaching ideas or leave a review about this link.
Sign in to leave a comment.
There are no comments for this link.