Snowboarders use angle measures to describe their flips and spin explain what a snowboarder would mean by each statement? plz

a. i did a 720
b. i did a 540
c. i did a 180

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2