1) which of the following arithmetic sequences have a common difference of 2 1/2? a) -4,-1.5,1,3.5,6,8.5 b) 2 1/2, 4 1/2, 6 1/2, 8 1/2, 10 1/2 c) 1.5,3,4.5,6,7.5 d) -5, -3 1/2, -1 1/2, 2 2) in this arithmetic sequence, what is the common difference? 11, 8, 5, 2, 3 -3 5 -1

Apool measures 12.3 feet by 16.6 feet. if the longer wall of the pool has a diagonal of 17.8 feet, what is the volume of the pool? (round to nearest tenth)

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

The price of one share of a company’s stock declined $13.89 every day for 2.5 days what was the stocks total decline in price