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Side Side Side (SSS)

作者：Heather O'Brien, Chip Rollinson
主題：全等, 三角形

Directions:

Drag the red points in the top half of the drawing to adjust the givens, then adjust the points to try to make congruent or non-congruent triangles in the bottom half.

Side Side Side (SSS)

Is SSS enough to prove triangles congruent? If not, why not?

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