Please help me i rlly need it

This is about circle theorems. someone asap : (

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.

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose