Is the function in the graph non-linear?

Yo y do yall have 2 stars that means yall wrong bro

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

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.