Arectangle has a perimeter of 84 meters and a length of 35 meters. what is the width of the rectangle? 1) w=7 meters 2) w=8 meters 3) w=9 meters 4)w=10 meters

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