@import url(https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,600,700); Questão 58- Considere os pontos A(2, 8) e B(8, 0). A distância entre eles é de a) \ufeff14\sqrt{14 }14\u200b\ufeff b) \ufeff323\sqrt{2 }32\u200b\ufeff c) \ufeff373\sqrt{7}37\u200b\ufeff d) 10 RESOLUÇÃOPara calcular a distância entre dois pontos basta aplicar a formula \ufeffd2=(x1\u2212x2)2+(y1\u2212y2)2d^2=(x_1-x_2)^2+(y_1-y_2)^2d2=(x1\u200b\u2212x2\u200b)2+(y1\u200b\u2212y2\u200b)2\ufeff \ufeffd2=(8\u22122)2+(0\u22128)2d^2=(8-2)^2+(0-8)^2d2=(8\u22122)2+(0\u22128)2\ufeff \ufeffd2=36+64d^2=36+64d2=36+64\ufeff \ufeffd2=100d^2=100d2=100\ufeff \ufeffd=10d=10d=10\ufeffGABARITO LETRA DQualquer dúvida, meu instagram, @carol.1111
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