A swimming pool is 25m by 12m, if someone swam from one corner to the other, how far would they have swam?​

Which of the following parabolas opens down?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.