Circle a has an area of 452.16ft with a radius of 12ft. if circle b has a radius of 17ft, what is its area

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal