400
20 x 20 = 4002
20 squared is 400 which is a rational number
5x2 - 20 = 0x2 - 4 = 0x2 = 4x = +2 and -2
the hypotonose of a triangle is the square root or one side squared plus the other side squared.
(x - 5)(x + 4)
If you mean: 3x squared -11x -20 = 0 Then: x = -5 or x = 4/3
20 squared = 20^2
20 squared is 20 x 20 or 400.
20 squared is 20 x 20 or 400.
'20 squared' simply means 20 multiplied by itself (20 x 20). This equals 400.
Simple. When a number is 'squared' it simply means it is multiplied by itself. So, '20 squared' means 20 x 20, which equals 400.
20 squared is 400 which is a rational number
37.5 times 20 squared is equal to 15,000.
20 squared is not an irrational number. 202 = 400.
The GCF is 5.
36. 4 squared is 16...16 + 20 - = 36.
Squaring a number means to multiply it by itself, in this case, 20 squared (written 202) = 20 x 20.
3² + 20 ÷ 2² = 9 + (20 ÷ 4) = 14.