The vertices of quadrilateral PQRT are located at P(4, 7) Q(-2, 7) R(-2, -5) T(4, -5). What is the perimeter of PQRT?

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)

Solve -3 (r + 5) = -9 enter ur answer in the box x = __

Jack has to solve the problem 281-266.how would you tell him to solve the problem ? tell which strategy you would use ,and solve the problem.