789091 round to the nearest ten thousand

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

X2 + y 2 = 36 x + y = 6 solve the system of equations.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?