Complete this item.

identify 1 and 2. select all that apply of the following terms: acute, right, obtuse, adjacent, vertical, complementary, supplementary.

acute
right
obtuse
adjacent
vertical
complementary
supplementary

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

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.