In this KS2 geometry teaching resource, pupils develop their understanding of acute and obtuse angles and use a protractor to measure angles (acute and obtuse) for the first time. This lesson covers ...

What you need: ruler, protractor, pencil and paper. Use these to construct a triangle when you know the length of 1 side and the 2 angles at each end of it. In this case use the length 8 cm, and the ...

This engaging KS3 geometry lesson teaches students how to correctly name, measure and draw angles using standard mathematical notation, rulers and protractors. The lesson begins with a retrieval ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In the early 20th century, some ...