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The figure shows a walkway with a handrail. Angle α is the angle between the walkway and the horizontal, while angle β is the angle between the vertical posts of the handrail and the walkway. Assume that the vertical posts are perpendicular to the horizontal. Find α if β = 55°. α = __________°
Nonfood Products
Items that are not intended for consumption as food, ranging from household goods to personal care items.
Acronym
An abbreviation formed from the initial letters of other words and pronounced as a word.
First Letters
Refers to the initial characters in a sequence of words or a piece of text, often considered in psychological tests or literature analysis.
Nonsense Syllable
A string of letters that does not form a meaningful word, often used in memory and learning experiments.
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