What is the measure of angle JKM
10 points PLEASE​

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?

1.what effect does replacing x with x−4 have on the graph for the function f(x) ? f(x)=|x−6|+2 the graph is shifted 4 units up. the graph is shifted 4 units down. the graph is shifted 4 units left. the graph is shifted 4 units right. 2.what are the coordinates of the hole in the graph of the function f(x) ? f(x)=x^2+3x−28/x+7 3.which graph represents the function?