If it is 5pm in Dakar, what time is it in Los Angeles. Include hour and either a. m. or p. m.

Q4. which are the major components of the environment?

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.

Given: circle a externally tangent to circle b. how many possible common tangents to circles a and b can exist? 2 3 4