5,625 square feet = 0.129 Acres (to be accurate it is 0.1291317 Ac).....
I wrote that an acre is 43560 square feet, and that 75' x 75' was about 1/8 acre (0.125). You are correct that it comes out to 0.129 acre if you round to three figures.
You are right. I deleted my remark. My appology !