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s2008m [1.1K]
2 years ago
7

Please help me with this precal problem :)

Mathematics
1 answer:
givi [52]2 years ago
4 0

Answer:

Step-by-step explanation:

Draw a picture.

θ = 81.7°

tanθ = height/121.6

height = 121.6tanθ ≅ 833.5

The building is 833.5 ft high.

:::::

When shadow is 2×121.6 = 243.2 ft long, tanθ = height/243.2

θ = arctan(height/243.2) ≅ 73.7°

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