Respuesta :

Answer:

The midpoint is ( 4 , - 2)

Step-by-step explanation:

The midpoint (M) of any two points

(x1 , y1) and ( x2 , y2) is written as

[tex]( \frac{x1 + x2}{2} \: \frac{y1 + y2}{2} )[/tex]

So the midpoint of C (1, -9) and D (7, 5 )

is

[tex]( \frac{1 + 7}{2} \: \: \frac{ - 9 + 5}{2} ) \\ \\ = ( \frac{8}{2} \: \: - \frac{4}{2} )[/tex]

Which is

( 4 , - 2)

Hope this helps you

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