A square root cannot be equl to a negative.
answer: C. 0
That system has D. no solutions
Given :
Angle of elevation, Ф = 24°.
Distance of Sam from launchpad, D = 5 miles.
To Find :
How high is the rocket.
Solution :
Let, height is h.
We know, tan Ф is given by :

Hence, this is the required solution.
20% of 215,000......turn ur percent to a decimal...." of " means multiply
0.20(215,000) = 43,000