When jaylyn measures the shadow of a yard stick, it is 6 inches. At the same time the shadow of the tree he wants to chop down is 15 feet. How tall is the tree in yards

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1