4
In percent it is 55%.
It is: 5/20 times 100 = 25% shaded squares
squared grid sheet
20 squared = 20^2
20 squared is 20 x 20 or 400.
20 squared is 20 x 20 or 400.
On a grid containing 100 squares, 25 percent of the grid would be equivalent to shading in 25 squares.
'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.