Find the side length and the area for a regular pentagon with an apothem of 3 m

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

What is the prime factorization of 23 ?me with this question

[15 points, algebra 2]simplify the complex fraction and find the restrictions.