C an yall sub to meh yt chan nel ill sub to urs too

Turner's mom measured his room to see how long the wallpaper border needed to be. if two walls are 15 feet long and two walls are 12 feet long, how long should the strip of border be cut?

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Find the cosine function that is represented in the graph.