$q_3=-5\mathrm{.}00Cd=2\mathrm{.}70cm{q}_1{q}_2{q}_2{q}_3{q}_1=+5\mathrm{.}00C,q_2=+5\mathrm{.}00C,$ and $q_3=-5\mathrm{.}00C,at$ the vertices $ofan$ equilateral triangle $of$ side $d=2\mathrm{.}70cm.$

Part $A$

Find the magnitude $of$ the electric field $at$ a point halfway between the charges $q_1$ and $q_2.$

Theres $no$ figure.