Apolygon is such that when all diagonals from one vertex are drawn, eleven triangles are formed. how many sides does the polygon have?

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

Solve for x where 0 equation: cot^2x+2cotx+1=0

On ryan's last social studies test there were two types of questions true/false worth 3 points each and multiple choice questions worth 4 points each