Which of the following best decribes the location of sub-sahran africa

Which statement is a proper biconditional statement for the conditional statement: if a line intersects a line segment at its midpoint, then it is a segment bisector. if a line is a segment bisector, then it intersects the line segment at its midpoint. if a line does not intersect a line segment at its midpoint, then it is not a segment bisector. a line intersects a line segment at its midpoint if, and only if, it is a segment bisector. if a line is not a segment bisector, then it does not intersect the line segment at its midpoint.

Why are shark population in decline worldwide?

Name the river that forms a natural border between new york and new jersey and is the site where a passenger jet made a miraculous landing on january 15