triangle DEF is formed by connecting the mid points of the side of triangle ABC. The lengths of the sides of DEF are shown. what is the length of BCA. 3 unitsB. 4 unitsC. 6 units D. 8 units

triangle DEF is formed by connecting the mid points of the side of triangle ABC The lengths of the sides of DEF are shown what is the length of BCA 3 unitsB 4 u class=