Question

The distance between the points (4, 8) and (k,-4) is 13. What is the value of k?

A) 1 B) 3 C) -1 D) -3

Answer 1

Answer:

-1

Step-by-step explanation:

(4-k)^2+(8+4)^2= 13^2

(4-k)^2+ 144 =169

(4-k)^2 =169-144

          =25

(4-k)=5

k= 4-5

  = -1