Which of the following possibilities will form a triangle?
side = 16 cm, side = 8 cm, side = 7 cm
side = 16 cm, side = 9 cm, side = 7 cm
side = 17 cm, side = 12 cm, side = 7 cm
side = 17 cm, side = 11 cm, side = 5 cm

Given f(x) = 2x^2- 5x+1, determine the function value f(2). do not f(x) = in your answer

Answer for 10 points show work you guys in advanced < 3

Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?