Brian bought a 15 pound bag of concrete he split the bag into smaller bags that each hold 2(1/2) pounds. how many smaller bags did he fill

Does anyone know how to do geometryme with this problem

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?

Identify the polynomial. a2b - cd3 a. monomial b. binomial c. trinomial d. four-term polynomial e. five-term polynomial