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<p>Make five different quadrilaterals on a nine-point pegboard, without using the center peg. Work out the angles in each quadrilateral you make. Now, what other relationships you can see?</p>
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<p>Make five different quadrilaterals on a nine-point pegboard, without using the center peg. Work out the angles in each quadrilateral you make. Now, what other relationships you can see?</p>