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Mathematics, 21.06.2019 16:20
Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?
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Mathematics, 21.06.2019 21:00
*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why?
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Mathematics, 21.06.2019 22:10
What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²
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