Last year Brendan's salary was 548,000. Because of furlough days, this year his salary was $47.000. Find the percent decrease.

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

Which of the binomials below is a factor of this trinominal? x^2-13+30

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)