The perimeter of the quadrilateral is 49 centimeters. find the length of each side. x+9 , x^2-2x , x+4 , 3x-4

Which of the following are parts of a sphere

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?