What does a star or dot in a circle usullyy mean in a map

What percent change represent a percent increase

What would have happened to portugal’s trade if they had not found a way to sail around the tip of africa

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel