Question 8 (6 points) (07.02 MC)
A pool company is creating an image for a client that has the look of a 3-D image for
a family pool and a similar dog pool. Find the value of b in the drawing below: 06
points)
T
16
22
U
х
О
Y
b
14
7
S
a
3
9
N

Which of the following are accepted without proof in a logical system? check all that apply.

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

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.