(a) Sign area is the smallest rectangle that encompasses the facing of a sign and sign structure, provided that cutout letter signs are considered wall signs and their aggregate area shall be credited toward allowable sign area at one and one half (1-1/2) the measured area. Directional signs shall not include the sign structure in measuring the sign area.
(b) If a sign has two (2) or more faces, the area of all faces shall be totaled to determine sign area