Trapezium Four

The diagonals of a trapezium divide it into four parts. Can you create a trapezium where three of those parts are equal in area?
Exploring and noticing Working systematically Conjecturing and generalising Visualising and representing Reasoning, convincing and proving
Being curious Being resourceful Being resilient Being collaborative

Trapezium Four printable sheet

You may wish to use GeoGebra to explore this problem.


What makes a shape a trapezium?

 

The diagonals of a trapezium divide it into four parts.

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Trapezium Four

  • Can you create a trapezium where two of those parts are equal in area?

  • Can you create a trapezium where three of those parts are equal in area?

  • Can you create a trapezium where all four parts are equal in area?



In each case can you explain how much freedom you have?

Or, if any of those challenges are impossible, say why you think that.