1 tấm vải sau khi giặt bị có lại 2% chiều dài ban đầu. Giặt xong vải chỉ còn 29,4 m. Trước khi giặt tấm vải thì dài dài bao nhiêu

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?

Apool measures 100 meters by 100 meters a toddler inside the pool and trows a ball 60 centimeters from one edge of the pool. how far is the ball from the opposite edge of the pool

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811