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Big Ideas Math Integrated I, 2016 View details

5. Proving Triangle Congruence by SSS

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Exercise 6 Page 619

How many quadrilaterals with the given side lengths can you draw?

Not stable.

Practice makes perfect

By stable, we mean that the figure has a fixed shape. This figure can be viewed as one triangle that sits on top of a quadrilateral. There are infinitely many ways of drawing the quadrilateral with the given side lengths meaning the figure cannot be stable. Below you see two examples.