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There are 6 NRICH Mathematical resources connected to NC-ComparingandClassifying-R1-Y6, you may find related items under NC.
Broad Topics > NC > NC-ComparingandClassifying-R1-Y6Can you sketch triangles that fit in the cells in this grid? Which ones are impossible? How do you know?
Are these statements always true, sometimes true or never true?
This problem shows that the external angles of an irregular hexagon add to a circle.
Can you find all the different triangles on these peg boards, and find their angles?
Use the isometric grid paper to find the different polygons.
How many DIFFERENT quadrilaterals can be made by joining the dots on the 8-point circle?