Question

In ∆ABC, D and E are the midpoint of the sides BC and AC

respectively. Find the length of DE. Prove that DE = 1 AB 2
A=(-6,-1)B=(2,-2)C=(4,-2)

Answer 1

x1+x2/2 ..... aply this

Answer 2

x1+x2/2 Apply this to get your answer.