Triangle in a Trapezium
Age 11 to 16 Challenge Level:
Can you find and prove the relationship between the area of a trapezium and the area of a triangle constructed within it?
The Square Under the Hypotenuse
Age 14 to 16 Challenge Level:
Can you work out the side length of a square that just touches the hypotenuse of a right angled triangle?
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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.