Which of the following sequences of numbers are arithmetic sequences? check all that apply. a. -4, 7, -10, 13, -16, b. 1, 6, 11, 16, 21, c. 99, 100, 101, 102, 103, d. 2, -2, 2, -2, 2, e. -3, -5, -7, -9, -11,

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

The sides of a parallelogram are 24cm and 16cm. the distance between the 24cm sides is 8 cm. find the distance between the 16cm sides

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.