Answer: x=-1
Step by step shown below:
Firstly , we can draw diagram
we can see that
adjacent = 850
opposite =250
so, we can use tan formula


16.38

so,
angle of depression is 16.38 degree........Answer
You divide the top by the battle
uh I don't unerstand that :(
3.14 x 10^-3 = 0.00314...since ur exponent is negative, ur gonna move the decimal 3 spaces to the left...if the exponent would have been positive, u would have moved the decimal 3 spaces to the right.