Find the area of a circle with the following radius:

A square has perimeter 24 feet. Give its area.

A square has perimeter 24 feet. Give its area.

Find the area of a circle with the following radius:

Which is equal to the radius of a circle with area

Which is equal to the radius of a circle with area

Jennifer wants to wallpaper her room which is made up for four rectangular walls each measuring at feet by feet. If each roll of wallpaper covers square feet of space, how many rolls of wallpaper will Jennifer need?

Jennifer wants to wallpaper her room which is made up for four rectangular walls each measuring at feet by feet. If each roll of wallpaper covers square feet of space, how many rolls of wallpaper will Jennifer need?

What is the area of a circle that has a diameter of ?

What is the area of a circle that has a diameter of ?