i came here for the answer
20 squared is 400.
10 squared is 100. 20 squared is 400. 225 is between 100 and 400. Its square root will be between 10 and 20.
area = pi x diameter squared/4 = 400 pi diameter squared = 4 x 400 x pi/pi = 1600 diameter = sqrt 1600 = 40
20 x 20.400
20x20
18 squared is 32419 squared is 36120 squared is 400
400
"400 is 20 squared"
20 squared is 20 x 20 or 400.
400000 metres squared = 400000 m * 400000 m = 400 km* 400 km = 160000 square km
20 squared is 20 x 20 or 400.
20 squared is 400 which is a rational number
20 squared is not an irrational number. 202 = 400.
400
Yes. 20x20=400.
20 squared is 400.
4002 = 160000