How many continents touch the arctic circle

The figure is a square. its diagonals meet to form four right angles. what is the approximate value of x? 2.8 units 3.3 units 4.0 units 5.7 units

Atopography map is used to study changes in vegetation associated with different elevations. which individual most likely used them for this purpose?

How does colonization continue to affect the caribbean today? a. most of the caribbean is controlled by european countries. c. most people leave the caribbean to migrate to europe. b. there are many languages spoken in the caribbean because of the many nations who colonized the region. d. none of the above