28 centimeters, if its a square. If it's a rectangle you can't solve.
A=s2
49=72
side=7
P=4s
P=4 x 7
P=28
28cm
It is: 4*7 = 28 cm
The area of a square with perimeter 28cm is: 49 cm2
The perimeter will be 28.
If the perimeter of a square is 28 inches the area is: 49 square inches.
If square has a 28-inch perimeter its area is: 49 square inches.
The area is 49 square units.
Its area is 49 square inches.
It is: 28 units
A = 49 square inches.
28 cm
49 square centimetres.