Respuesta :
If ground be x axis and helicopter is at y distance then the point should be (x,112)
As we know that
- In Q1 and Q2 ,y>0
- in Q3 and Q4,y<0
So
The distance should be written as
- +112ft

If ground be x axis and helicopter is at y distance then the point should be (x,112)
As we know that
So
The distance should be written as