¿Cuál de las siguientes respuestas es equivalente a 9 km? (3 puntos)
90 m
900 m
90,000 m
9,000 m​

Answer this question! 30 points and brainliest! only if you know the answer.

Which of the following is the result of expanding

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?