Korianna
Korianna Korianna
  • 01-03-2016
  • Mathematics
contestada

M = y2 - y1 / x2 - x1

What is the slope of line JK?

A) 5/9

B) 9/5

C) -5/9

D) -9/5

M y2 y1 x2 x1What is the slope of line JKA 59B 95C 59D 95 class=
M y2 y1 x2 x1What is the slope of line JKA 59B 95C 59D 95 class=

Respuesta :

I2handsome4u1
I2handsome4u1 I2handsome4u1
  • 01-03-2016
The slope of JK is 5/9
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 01-03-2016
so
(x,y)

J is -4 to the right and 2 up so
(-4,2)

K is 5 to the right and -3 up
(5,-3)

(x,y)

x1=-4
y1=2
x2=5
y2=-3

M=[tex] \frac{y2-y1}{x2-x1} [/tex]
M=[tex] \frac{-3-2}{5-(-4) [/tex]
M=[tex] \frac{-5}{5+4} [/tex]
M=[tex] \frac{-5}{9} [/tex]


answer is C -5/9
Answer Link

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