Is every relation also a function? Explain.
1 answer:
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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°
