World wants to cut the board and two equal pieces to that

Points d and e are midpoints of the sides of triangle abc. the perimeter of the triangle is 48 units. what is the value of t? ο ο ο ο 7t +

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3

[15 points, algebra 2]simplify the complex fraction and find the restrictions.