Parallel and perpendicular sides in polygons
Why this, why now
In this unit pupils will investigate ways to compose and decompose polygons. They will investigate quadrilaterals with and without parallel and perpendicular sides.
Prior knowledge requirements
- Ardaydu waa inay yaqaanaan aasaaska maadada.
- Ardaydu waa inay awoodaan inay raacaan tilmaamo fudud.
Unit 19 / 20
Parallel and perpendicular sides in polygons
In this unit pupils will investigate ways to compose and decompose polygons. They will investigate quadrilaterals with and without parallel and perpendicular sides.
10 lessons- Make shapes by joining two polygons in different ways
- Draw polygons on isometric paper
- Identifying parallel lines
- Make and draw quadrilaterals on circular geoboards
- Make and draw shapes with and without parallel and perpendicular sides
- Investigate different ways of decomposing a polygon
- Construct quadrilaterals with and without parallel and perpendicular sides
- Draw shapes with given properties
- Draw shapes with given properties on a range of geometric grids
- Make and draw triangles on circular geoboards