Metre and Centimetre Cubes
Watch the video about the Metre Cube and Scale.
How many children can fit inside a metre cube (1 metre by 1 metre by 1 metre)? How many adults?
How many cubic centimetres (1 centimetre by 1 centimetre by 1 centimetre) can fit inside a metre cube?
Scale Paper Airplanes
This is the first in the ALL ABOUT SCALE sequence of lesson packs.
Watch the video http://bit.ly/ScalePaperAirplanes. The video gives instructions for making the planes but you can use your own design. Using scrap paper is more planet friendly.
Make enlargements of the coloured shapes by fitting together four identical smaller shapes.
How much longer are the edges (the linear scale factor of the enlargement)?
How much bigger is the area (the area scale factor of the enlargement)?
Now look at the illustration of the 3-dimensional solids. One is […]
UPPER SECONDARY G1 SIMILARITY AND ENLARGEMENT
Investigations of angle properties of parallel lines, similarity in 2 and 3 dimensions and scale factors for linear, area and volume enlargement.
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South Africa COVID-19 News
Here is the official website for COVID-19 updates.