A lawn of a pool inform of a circle is such that the distance between it and the outer part is 7 meters. If the area between the pool and outer part is 21 percent the area of the pool,,find the radius of the pool​

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?

If the tip varies directly with the number of guest which equation represents between the tip,t, and the number of guest,g?

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?