(100 points)An airplane is traveling due east with a velocity of 620 miles per hour. The wind blows 45 miles per hour at an angle of 30degrees north of east. Determine the velocity and direction of the airplanes flight.

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Adriveway is 40 yards long about how many meters long is it

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling