Find z when x = 4 and y = 9 if z varies inversely with the product of x and y when x = 2, y = 4, and z = 0.5

Which of the following circles have their centers on the x-axis? check all that apply.

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

Afarm is to be built in the shape of quadrilateral abcd, as shown below. all four sides are equal. a rhombus abcd is shown with diagonal ac equal to 15.5 feet and diagonal bd equal to 13.2 feet. what is the area of the farm? pleas only pick from the 4 below 62 square feet 52.8 square feet 57.4 square feet 102.3 square feet