Respuesta :
20ºN 30ºE is geographic coordinate of Sudan country. The Sudan or Sudan additionally referred to as North Sudan since South Sudan's independence and formally the Republic of the Sudan, is a country in Northeast Africa. So, it is within a part of Africa.
20 N 30 E is in north Sudan so it is in Africa.
50 N 60 W is in The Gulf of St. Lawrence which is in southern Canada so no it is not in Africa.
40 S 40 E is south of south Africa in the Indian ocean so no it is not in Africa.
10 S 50 W is in Brazil so no not in Africa.