A1/2 yard of ribbon is needed for a craft project. how much ribbon will remain from a piece that measures 7/8 yard?

Joanie watched 1 out of three of a movie in the morning

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

The longer leg of a 30-60-90 trangle is 18