After locating $A$, the construction is completed by joining

After locating $A$, the construction is completed by joining
  1. $A$ to $C$
  2. $A$ to midpoint of $BC$
  3. $A$ to $X$ only
  4. $A$ to perpendicular foot

Solution

Final segment $AC$ completes the triangle.

Asked in: MH-SSC-9

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