Question

if the point (0,-4) is the mid point join of the point (-2,k)&(k,-10) then k=​

Answer 1

Answer:

mid point formula for any point (x, y) is {(x1+ x2) /2 , (y1+ y2) /2 }.

so 0= (-2 + k) /2 ...(i) and -4= (k -10) /2 ... (ii)

or, k=2 ....[ from (i) and (ii) ]