ms garcia drove from her house to her sisters house. The distance (y), in miles, she drove based on the time (x), in hours, is graphed on a coordinate grid. Her drive is represented by the line segment with endpoint at (0, 0) and (2 1/2, 120) , based on the point on the graph with an x-coordinate of 1, which statement must be true?

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?