what do you observe about the form of the equation of any circle whose center is at the point of origin​

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.