(1) How many elements in straight integer numbers subscript 13 superscript asterisk times and (2) what are possible orders in straight integer numbers subscript 13 superscript asterisk times

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

The length of triangle base is 26. a line, which is parallel to the base divides the triangle into two equal area parts. find the length of the segment between triangle legs.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees