Paralelismo e perpendicularismo

No vídeo  [url=https://youtu.be/uBdX6NQC_Co]https://youtu.be/uBdX6NQC_Co[/url]  deduzimos as condições para que duas retas sejam paralelas ou perpendiculares. Sabemos que [b]duas retas[/b] são [b]paralelas[/b] quando são equidistantes durante toda sua extensão, não possuindo nenhum ponto em comum. Dessa forma, considere [b]duas retas[/b], r e s, no plano cartesiano. As [b]retas[/b] r e s são [b]paralelas[/b] se, e somente se, possuírem a mesma inclinação ou seus coeficientes angulares forem iguais.[br][br][br]
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[/img][/center][center][/center]
Para que duas retas sejam perpendiculares entre si, é necessário que elas sejam concorrentes. Além disso, o ângulo formado deve ser de 90°. Dessa forma, seja [b]r[/b] uma reta com coeficiente angular [b]m[sub]1[/sub][/b] e uma reta [b]s[/b] com coeficiente angular [b]m[sub]2[/sub][/b]. As [b]r[/b] e [b]s[/b] serão perpendiculares entre si se formarem 4 (quatro) ângulos de 90°, então [b]r[/b][b]⊥ s[/b] se, e somente se,[br][list][center][b]m[sub]1[/sub] .[b] m[sub]2[/sub] = -1[/b] ou[br][/b][b]m[sub]2[/sub] =[b] – 1/m[sub]1[/sub][/b] ou[br][/b][b]m[sub]1[/sub] = [b]– 1/m[sub]2[/sub][/b].[/b][/center][/list]Portanto, se duas retas são perpendiculares entre si, então o coeficiente angular de uma é o oposto do[br]inverso do coeficiente angular da outra, e vice-versa.[br][br][br]
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[/img][/center]
No vídeo   [url=https://youtu.be/2l5ESnCXWPs]https://youtu.be/2l5ESnCXWPs[/url]  resolvemos exercícios explorando a ideia de perpendicularismo e paralelismo entre retas.[br][br]

Information: Paralelismo e perpendicularismo