There are 7 more girls than boys in a class. there are 23 students in the class in all how many girls are there in the class. what are the unknowns in this problem?

Find the x coordinate of the point.

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Need on this geometry question. explain how you did it.