The vertices of AABC are A(-2,5), B(-2,2), and C(-5,2). If AABC is reflected across the line y=1 to produce the image AA'B'C' find the coordinates of the vertex B'. The coordinates of B' after a reflection across the line y=1 are

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?