How wide is a pool that has a length of 25/2 feet and area of 225/2 square feet? a) 6 feet b) 7 feet c) 8 feet d) 9 feet

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

Rewrite so the subject can be y in the formula d=m-y/y+n