Draw a net to represent the 3D number

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?

Aline passes through 3,7 and 6,9 what equation represents the line

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer