(a)(1) There shall be 180 members of the House of Representatives. (2) The General Assembly by general law shall divide the state into 180 representative districts which shall consist of either a portion of a county or a county or counties or any combination thereof and shall be represented by one Representative elected only by the electors of such district. (b) A member of the House of Representatives shall be a resident of the district which such member represents and at the time of such member’s election shall have been a resident of the territory embraced within such district for at least one year preceding such time. (Code 1981, § 28-2-1, enacted by Ga. L. 2011, Ex. Sess., p. 3, § 3/HB 1EX.)