Find the perimeter of the quadrilateral with vertices P(4, 7), Q(−1, 2), R(4, −3), and S(8, 2). Do not round before calculating the perimeter. After calculating the perimeter, round your answer to the nearest tenth.

In pqr the obtuse angle is 105 and the shorter sides measure 4 and 7 units rounded to the nearest tenth what is the area of triangle pqr

A50% increase followed by 33 1/2% decrease

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is