The side of a square is 2x+5. what is the area of the square?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

What percent of the circle below is shaded?

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1