Answer:

Step-by-step explanation:
tan(30°) = 
cot(30°) = 
sin(60°) = 

Answer:It would take 1.700 hours.
Step-by-step explanation:
Answer: Union of two sets.
Explanation: "An element is in the union of two sets if it is in the first set, the second set, or both. The symbol we use for the union is ∪ . The word that you will often see that indicates a union is "or".
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48.8 cm2 that is the answer I got