vdm74
vdm74 vdm74
  • 22-11-2020
  • Mathematics
contestada

Which is the height of the lighthouse?

Which is the height of the lighthouse class=

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xenia168
xenia168 xenia168
  • 22-11-2020

Answer:

Step-by-step explanation:

tan 26° = [tex]\frac{x}{90}[/tex] ⇒ x = 90tan26° ≈ 43.9 ft. (This answer for the picture)

sin 26° = [tex]\frac{h}{100}[/tex] ⇒ h = 100sin26° ≈ 43.9 ft (This answer for the text)

h = √(100² - 90²) ≈ 43.589 ft. (Pythagorean theorem)

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ashcathleen ashcathleen
  • 22-11-2020
43ft is the answer I believe your looking for
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