What is the difference in the most and least amount in pounds

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 that intersects one of two parallel lines intersects the other also always sometimes never

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?