Write an equation for the graph in the form y=a(x-h)^2+k where a is either 1 or -1 and h and k are integers

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

The length of triangle base is 26. a line, which is parallel to the base divides the triangle into two equal area parts. find the length of the segment between triangle legs.