21:41 Several students made comments about this image.
0
D
Which comment is true?
Of I know the measures of A and B, I can subtract those measures from 180 to find the measures of the other two
angles."
O "If I know the measure of C, I can find the measure of angle A because they are the same.
"If I know the measures of angles C and B. I can find the measures of A and D."
O "If I know the measure of angle A, I can find the measure of angle D by subtracting from 180,"

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?