Respuesta :

Answer:

C.

Step-by-step explanation:

The equation for the slope of a line is y2-y1/x2-x1, and both triangles have the same slope equation for their hypotenuse.

gmany

Answer:

[tex]\huge\boxed{C.\ \dfrac{1-7}{9-5}=\dfrac{1-10}{9-3}}[/tex]

Step-by-step explanation:

[tex]slope=\dfrac{y_2-y_1}{x_2-x_1}[/tex]

[tex]C(9;\ 1)\\E(5;\ 7)\\B(3;\ 10)\\\\slope_{EC}=\dfrac{1-7}{9-5}=slope_{CE}\\\\slope_{BC}=\dfrac{1-10}{9-3}=slope_{CB}[/tex]

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