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The Activity Problem In the opposite
figure,
ABCD is a trapezium whose parallel sides are AD and BC. X is the point where the diagonals intersect. DY is drawn such that DY∥AC and cut BC at Y. Use different facilities of Cinderella – constructing, dragging, measuring, and calculating facilities – to pose as many various and different geometric problems as possible, which could be answered either in direct or indirect ways from the given information. |
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| P.S. To open the problem construction in Cinderella proper environment click here. |