Formal:
* Maafkan saya. (pronounced "ma-ap-kan sa-ya") - This is the most common and formal way to say "I'm sorry."
* Saya minta maaf. (pronounced "sa-ya min-ta ma-ap") - This also means "I'm sorry" and is slightly more formal than "Maafkan saya."
Informal:
* Maaf. (pronounced "ma-ap") - This is a shorter and more informal way to say "I'm sorry." It is often used between friends or family.
* Minta maaf. (pronounced "min-ta ma-ap") - This is another informal way to say "I'm sorry." It is often used in casual conversation.
In specific situations:
* Maaf, saya terlambat. (pronounced "ma-ap, sa-ya ter-lam-bat") - "Sorry, I'm late."
* Maaf, saya tidak sengaja. (pronounced "ma-ap, sa-ya ti-dak sen-ga-ja") - "Sorry, I didn't mean to."
The best way to choose the appropriate phrase is to consider the context and the level of formality.