What is the distance between (-5,2) and (4, -9)? Use the distance formula, d = V(22 – 31)+(92 – 91)?.
A. 8.23
B. 11.05
O C. 14.21
OD. 16.27

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft