| English | Polish |
| A/R | rozrachunki z odbiorcami (A group of posting accounts that show the amounts customers owe for services or sales made on credit) |
| R1C1 notation | notacja R1C1 (" A convention for referencing the location of cells in a worksheet in which both the rows and the columns on the worksheet are numbered. The location of a cell is indicated with an "R" followed by a row number and a "C" followed by a column number.") |
| R-squared value | wartość R-kwadrat (A number from 0 to 1 that reveals how closely the estimated values for the trendline correspond to your actual data. A trendline is most reliable when its R-squared value is at or near 1) |
