Latitude and Longitude are the geographical points to locate things in the globe, latitude is the distance from the equator and longitude is the distance from the greenwich meridian, in this case the 30s, 30 e, latitude and longitude is located in South Africa, in the KwaZulu-Natal and the closest city would be Creighton.
I know you’re asking about finding the area of the triangle shown but there is no picture to help me solve this problem. Please post a picture so I can help you!
