Given two concentric circles with radii 8 and 10, find the length of a chord of the larger circle that is tangent to the
smaller circle.

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

What value of x is in the solution set of 4x – 12 s 16 + 8x?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0