8, 7, 6, 9, 8.5, 7.5, 10, 5.5, 7, 9, 8.5, 7, 9.5, 8, 8.5 mrs. bergstedt listed the shoe sizes of all of her students. what is the mean shoe size of her students? a) 4.5 b) 5.5 c) 7 d) 7.93

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Igure 1 and figure 2 are two congruent parallelograms drawn on a coordinate grid as shown below: 4 quadrant coordinate grid showing two parallelograms. figure 1 has vertices at negative 5, 2 and negative 3, 4 and negative 4, 7 and negative 6, 5. figure 2 has vertices at 5, negative 2 and 7, negative 4 and 6, negative 7 and 4, negative 5. which two transformations can map figure 1 onto figure 2? reflection across the y-axis, followed by reflection across x-axis reflection across the x-axis, followed by reflection across y-axis reflection across the x-axis, followed by translation 10 units right reflection across the y-axis, followed by translation 5 units down

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table