awesomeness12 awesomeness12

12-06-2017
Mathematics

contestada

The endpoint of the diameter of a circle are P (-7,-4) and Q (-1,10). Find the coordinates of the center of this circle.

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Floki22 Floki22

12-06-2017

The coordinates of the center correspond to the midpoint. Therefore, we do the following:
C (a,b)

a = [-7+(-1)] / 2

a = (-7-1) / 2

a = -8 / 2

a = -4

___________________

b = (-4+10) / 2

b = 6 / 2

b = 3

Therefore:

C (-4 ; 3)

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