sebbecaforever sebbecaforever

08-03-2022
Mathematics

contestada

please help fast. I will give brainliest!

please help fast I will give brainliest class=

Respuesta :

zsm2800 zsm2800

11-03-2022

Answer:

32.6ft

Step-by-step explanation:

θ = 25°

[tex]\theta=arccos(\frac{100}{\sqrt{h^2+28h+10196}})\\\\\\\\frac{100}{\sqrt{h^2+28h+10196}}=\cos{\theta}\\\\h^2+28h+10196=(\frac{100}{\cos{25}})^2 = 12174\\\\h^2+28h - 1978=0\\\\h = 32.6[/tex]

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