Common percent .625 into a fraction me out so i can a friend

Pls i’m dumb as heck i’ll give y’all so many points if that encourages you

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

In the 30-60-90 triangle below side s has a length of and side r has a length