Mathematics, 24.01.2020 21:31 jentho2012

Abcd равнобедренная трапеция . диагональ ac является биссектрисой угла a. докажите , что ab=bc=cd

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Abcd равнобедренная трапеция . диагональ ac является биссектрисой угла a. докажите , что ab=bc=cd...

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