21 ft.
A=BxH =7x3 =21ft squared
How is it a square if its 3ft by 1ft? The perimeter would be 7ft.
7 × 3 = 21 square feet
1,256.727 (rounded)
Area = 7ft*7ft = 49 ft2
7ft by 7ft
The area of a rectangle is length x width.
It is: 10*7*3 = 210 cubic feet
The area of a circle if the diameter was s 7ft is 38.48ft
Area = Length x Width
The area is 12 cm2.