Answer:
I doo
Step-by-step explanation:
Answer & Step-by-step explanation:
The formula is given in the middle. You are supposed to insert the value of x into this formula to find the value of y (like in the first given example):

------

------

------

------

:Done
Use pythagorena theorme
D=

NOTE: x1 and x2 means the first x and second x, not x^1 and x^2
points given are
(1,1)
(5,6)
x1=1
y1=1
x2=5
y2=6
D=

D=

D=

D=

6.403
answer is B