3 identical point charges each one micro coulomb placed at vertices of an equilateral triangle 10cm apart calculate the force on each charge

Answer 1

Magnitude is kq^2/r^2 for each
AMount that doesn't cancel is 2cos30* kq^2/r^2
Direction is away from center of triangle

Answer 2

A right angle triangle with edges and length as typed but the resultant length is not given...