Segment AB has point A located at (5, 4). If the distance from A to B is 7 units, which of the following could be used to calculate the coordinates for point B? 7= square root of (x+5)^2+(y+4)^2
7= square root of (x+4)^2+(y+5)^2
7= square root of (x-4)^2+(y-5)^2
7= square root of (x-5)^2+(y-4)^2

Which of the following statements best describes what is occurring in the land surrounding the sahara desert? a desertification is increasing, and the desert is expanding. b. fewer people are trying to farm in this semiarid region. c. the desert is shrinking with the increased use of irrigation. d. increased urbanization has resulted in decreased deforestation. select the best answer from the choices provided mark this and return save and exit next submit