Currently about 9 in 10 people own a cell phone in the us. if there are 428 people on an airplane, approximately how many of them own a cell phone and need to turn it off. 375 380 385 390

Find the lengths of the diagonals of this trapezoid.

Which statement best describes the polynomial

2. using calculations based on a perpetual inventory system, determine the inventory balance altira would report in its august 31, 2021, balance sheet and the cost of goods sold it would report in its august 2021 income statement using the average cost method. (round "average cost per unit" to 2 decimal places.)