The floor of a school gymnasium is 84 feet long and 50 feet wide. How many students can the principat expect to fit in the gym in case of an emergency? ( expected Hoor space a standing person occupies is about feet) Your answer A.1,680 students B.1,250students C.1,720 students student D.2100 students

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?