Final answer:
The standard margins for a memorandum are 1-inch margins on all sides, with a left-justified block formatting and a hanging indent for subsequent lines of an entry, using a legible font such as size 12 Times New Roman.
Step-by-step explanation:
The margins required for a memorandum, often referred to as a memo, are typically 1-inch margins on all sides, which is generally the default setting in most word processors. When formatting content within the memo, each entry should start at the left margin, and subsequent lines should be indented one-half inch. This can be achieved by setting a 'Hanging' indent in programs such as Microsoft Word.
Additionally, the memo should use a readable font, such as size 12 Times New Roman or Arial, and in the case of a business letter, the block formatting should be employed where everything is left-justified without indenting the beginnings of paragraphs.
The use of margins serves to provide clarity and prevent clutter in documents. In academic papers, margins also accommodate editorial notes, citations, and reviews without disrupting the flow of the main text. Therefore, maintaining proper margins and formatting enhances readability and presentation, adhering to standard business and academic practices.