(05.01) What is the slope of the line shown in the graph?
4
3-
(-22)
(0.1)
0
-5
-3
-2
-1
0
-1 -
1
2
4
5
-2-
-3-
-4-
-2
0-1
2

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?