Please help me! Quick! Samir draws triangle PQR in the coordinate plane as shown. Then he rotates triangle PQR 90 degrees counterclockwise around the origin to form triangle P'Q'R'. Samir Incorrectly says the coordinates of Q' are (5.-4) (5,-4). What is the correct answer? How might Samir have gotten his answer?

Fine the area of the kite. a. 90 sq. units b. 9 sq. units c. 180 sq. units d. 45 sq. units

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

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?