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Find the area of the regular hexagon if a side is 20 cm.

Which method of gathering data will be most effective in learning how diet and fitness choices affect long-term healt

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?