Help will give crown

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?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.