Alisa hopes to play beach volleyball in the olympics someday. she has convinced her parents to allow her to set up a beach volleyball court in their backyard.

The length of each stair is 11 inches. what is the rise, r, for each stair? round to the nearest inch. 2 inches 7 inches 17 inches 24 inches

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

If the discriminant if a quadratic equation is 4 which statement describes the roots?