Final answer:
The empires of Ghana, Mali, and Songhai were all located in what is now known as West Africa. Each empire had its own unique geographic coverage and spanned different periods from about 300 to 1670 CE.
Step-by-step explanation:
The empires of Ghana, Mali, and Songhai were located in historical region now known as West Africa. The Ghana Empire existed from around 300 to 1100 CE and it was located in what is now southeast Mauritania and western Mali. The Mali Empire was present from 1235 to 1670 CE and its territories included parts of present-day Mali, Guinea, Niger, Senegal, The Gambia, and Mauritania. The Songhai Empire, active from roughly 1464 to 1591 CE, was centred in eastern Mali and extended into surrounding areas including parts of present-day Niger and Nigeria.
Learn more about West African Empires