Solve for h in the mathematical formula sa = 2πr2 + 2πrh

Factor the following polynomial completely 514 + 2013 - 1052 oa. 5121 + 3)( - ) ob. 51%(1 - 3)(1 + 7) oc. 5198 - 3)(x + 7) od 51%(+ 3)(x - 7)

If point a= (10,4) and b= (2,19) what is the length of ab 17 units 15 units 23 units 12 units

At saturday nights football game there were 18 less fans than half the fans at friday nights game.there were "x" fans at friday's game.write an expression to represent the number of fans at saturday's game. *** urgent***