Uestion 2: On Friday, 134 I-Tune Songs were downloaded from the Apple Store. Of the 73 country songs, 52 were downloaded by women. Of the 61 alternative songs, 47 were downloaded by men.
Make a two-way frequency table for the data?

answer: both chords and diameters have two endpoints on a circle. diameters must intersect the center of a circle.

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.  

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hope this !