Triangle ABC has been reflected across line AC to form quadrilateral shown below. Using what you know about rigid transformations, side lengths and angle measures what is the length of side AD. (Note: ABC has been reflected across line AC.)

The number of possible solutions of a polynomial can be found by looking

Answer question above and explain each step : )

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?