Answer:

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Answer:
approx. 24.6 ft
Step-by-step explanation:
x=the distance of the fire from the base of the tower
200ft=the height of the tower
7 degrees=the angle of depression
Using these values you can draw a diagram that highlights that you need to use trig. to work out the answer.
Using Tan:
Tan 7=x/200 ft
multiply both sides by 200 ft
200*tan 7=24.55691218
approx. 24.6 ft
Step-by-step explanation:
A number that is negative is less than 0, so



So this function is negative, when x is less than -2
Answer:
3/10 or three-tenths
Step-by-step explanation:
Hope this helps=D