Recorre à ferramenta [img]data:image/png;base64,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[/img] e seleciona a opção [img]data:image/png;base64,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[/img] e constrói a diagonal [AC] do paralelogramo.[br][br]Recorre à ferramenta [img]data:image/png;base64,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[/img] e seleciona a opção [img]data:image/png;base64,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[/img] e constrói a diagonal [DB] do paralelogramo.[br]Recorre à ferramenta [img]data:image/png;base64,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[/img] e seleciona [img]data:image/png;base64,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[/img] para determinar o ponto de interseção das diagonais.[br]Recorre â ferramenta [img]data:image/png;base64,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[/img] e seleciona [img]data:image/png;base64,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[/img], e mede a distância de cada vértice ao ponto de interseção das diagonais.[br]Move os vértices recorrendo à ferramenta [img]data:image/png;base64,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[/img] e observa com atenção.[br](Se te enganares clica em [img]data:image/png;base64,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[/img])

Passa para o caderno e completa a seguinte propriedade do paralelogramo:[br][br][b]Propriedade 4[/b]: As _______________ de um paralelogramo bissetam-se.[br][br]