A calculator works for every Math problem, but 20x20= 400! : )
1,000,000,000
It equals 200 because 20x20 equals 200
As a matter of fact XD i have the answer 400 im in year six and there is no answer lol.
400 square feet (20 x 20 = 400)
Assuming your measurement is in feet - 400 square feet of timer.
Yes. 20x20=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