Question

what is the value of ksquare if (2,1) is the midpoint of the points (3,k) and (1,-2)​

Answer 1

Answer:

using mid point formula

1 = (k-2)/2

=> 2 = k -2

=> 2 +2 = k

=> k = 4

=> k² = 16.

mid point formula = x = (X1 + X2)/2

y = (y1 + y2)/2.