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14-09-2017
Mathematics

contestada

find the distance between points P(8,1) and Q(1,6) to the nearest tenth

Respuesta :

15-09-2017

1 - 8 = - 7
6 - 1 = 5

Let us use the Pythagorean theorem:

c^2 = (-7)^2 + 5^2 = 49 + 25 = 74 -> c = 8.6

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