The area, a, of an ellipse can be determined using the formula a=xy, where x and y are the half length of the largest and smallest diameter of the ellipse. which is an equivalent equations solved for y?

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

The value of cos 30° is the same as which of the following?

The base of a solid right pyramid is a square with an edge length of n units. the height of the pyramid is n - 1 units. sia (n-1 n