20x20 = 400
0975432123456789098765434567
well its 400 its simplest method is to multiply 2 , 2 =4 and then add the two 0's with 4 which is 400.
20 x 20 = 400
20
x 20
400
400
the answer is 400
20x20=400 THANKS!!
400 (20x20) square inches is 2.78 square feet.
401
20x20 = 400 2x4= 8 400/8= 50 needed
400
2x2x2x2x
20x20
1,000,000,000
400
25p
a lot
depends where u buy it?