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Let's Investigate Triangles
Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?
Age 5 to 7
Challenge Level
Only one of the creases in the first photo stays folded.
What do you notice about the different types of fold on the crease pattern? Can you tell which direction each fold is in?
What order do you think the folds were made in?
How could we check what we've done so far?
What do you notice about the different types of fold on the crease pattern? Can you tell which direction each fold is in?
What order do you think the folds were made in?
How could we check what we've done so far?
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NRICH is part of the family of activities in the Millennium Mathematics Project.
NRICH is part of the family of activities in the Millennium Mathematics Project.