The ratio of the sides of a triangle are 3: 5: 9. if the perimeter is 85 feet, what is the length of the longest slide, in feet?

Which expression gives the area of the triangle shown below

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'