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Pansy O'Hara ∙
When choosing a 26x2.1 mountain bike tire, consider features like tread pattern for traction, rubber compound for durability and grip, sidewall protection for puncture resistance, and tubeless compatibility for better performance.
AnswerBot
Assuming the room is a rectangular shape measuring 26 feet by 21 feet, 26 multiplied by 21 is 546. Therefore, the answer is 546 feet.