Estimate 719 – 274. Round each number first.

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2