What is the height of the beach umbrella? Using your knowledge of sine, cosine, and tangent.
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Answer: 8 ft
Step-by-step explanation:
[tex]sin\ 45^o=\dfrac{opposite \angle 45^o}{adjacent \angle 45^o}\\\\\\sin\ 45^o=\dfrac{8}{height}\\\\\\1=\dfrac{8}{height}\\\\\\height=8[/tex]