Abstract
Are two triangles with the same area and the same perimeter congruent? Not necessarily: the triangles with sides (17, 25, 28) and (20, 21, 29) both have perimeter 70 and area 210 but they are not congruent (Fig. 15.1).
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Ben-Ari, M. (2022). Are Triangles with Equal Areas and Perimeters Congruent?. In: Mathematical Surprises. Springer, Cham. https://doi.org/10.1007/978-3-031-13566-8_15
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DOI: https://doi.org/10.1007/978-3-031-13566-8_15
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