The perimeter of a rectangle is 50 feet and its area is 154 feet. what are the dimensions of the
rectangle?

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6

Your car's gasoline tank holds 18 gallons of gasoline. on a trip in canada, the tank is one-quarter full. you want to fill the tank. how many liters of gasoline are needed to fill the tank