30 POINTS

A regular square pyramid has height 12 and slant height 15. If the height of a frustum of this pyramid is 4, find: Surface area of the frustum

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

Can someone me do math because i am having a breakdown rn because i don’t get it

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0