+0  
 
+1
72
2
avatar+3 

An airplane approaches an airport. At a certain time, the plane is 1020m high.Its angle of elevation measured from the airport is 20.5 degrees . How far is the plane from the airport to the nearest meter?

 Jul 30, 2020
 #1
avatar+26845 
+1

Draw a picture depicted in the problem

tan 20.5   =   height / d

tan 20.5   = 1020 / d                   solve for 'd' the distance from the airport

 Jul 30, 2020
 #2
avatar
+1

thanks so much!

Guest Jul 30, 2020

19 Online Users

avatar