Write an algebraic expression for the perimeter of the swimming pool y 2y+1

Name the most appropriate metric unit for each measurement like a length of an carrot

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path