A square has a side length of 520
meters. What is the perimeter of
the square in kilometers?

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?