A 95% confidence interval for an unknown population mean is given by (9, 12). How should this confidence interval be interpreted? A) There is a 95% chance the sample mean = 10.5 is within 3 units of the true mean . B) There is a 95% chance the sample mean = 10.5 is within 1.5 units of the true mean .
C) There is a 95% chance the true mean is within 1.5 units of the sample mean = 10.5.
D) There is a 95% chance the true mean is within 1.5 standard deviations of the sample mean = 10.5.

Abdul is making a map of his neighborhood he knows the following information: his home, the middle school, and high school are all on the same street. his home, the elementry school, and his friends house are on the same street. the angle between the elementary school, middle school, and his home is congruent to the angle between his friends house, the high school, and his home. what theorem can abdul use to determine the two triangles are similar? a- side side side similarity theoremb- angle angle similarity theoremc- corresponding parts of similar triangles are congruentd- pieces of right triangles similarity theorem

Simplify. 3(4+4x) (type your answer in with no spaces)

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge