Plz brainliest and 20 points added

a swimming pool has a diameter of 32 feet.

what is the area of the swimming pool that needs to be covered by a tarp?

use 3.14 to approximate for π .

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.

Shared decision making is always a positive strategy to take

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.