2/5y + 15x - 0.2y - 6 + (-2)
like terms are :
2/5y and -0.2y.....because they have the exact same variable (letter)
-6 and -2.....numbers with no variables are like terms
check the picture below.
make sure your calculator is in degree mode.
answer: 11378.58 ft
1. draw a figure like the one attached, where a is the position of the airplane and b and c are the positions of the cars.
2. the distance between the cars is the length bc, then, you need to calculate the measure of bd and dc to add them and obtain bc.3. you know the opposite side and the angles of depression, then, you can calculate the distance between the cars as following: