Mrs. Lewis has placemats that are in the shape of trapezoids. She knows that the perimeter of each one is 50 inches. She also knows the length of three sides: 12 inches, 12 inches, and 15 inches. What is the length of the fourth side? Enter your answer in the box.

Two vertices of a polygon are (7, −18) and (7, 18) . what is the length of this side of the polygon? enter your answer in the box. units

Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x