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1. Take identical cut-outs of congruent triangles of sides 3 cm, 4 cm, 5 cm. Arrange them as shown (Fig 3.11).

    

You get a trapezium. (Check it!) Which are the parallel sides here? Should the
non-parallel sides be equal?
You can get two more trapeziums using the same set of triangles. Find them out and
discuss their shapes.

 

Answers (1)

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AB and CD are parallel sides.BC and AD are non parallel sides.Non parallel sides need not be equal.

We can get two more trapeziums using the same set of triangles-

  and   

 

 

Posted by

seema garhwal

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