Square of the hypotenuse is equal to the sum of the squares of the other 2 sides. Therefore 28*28 + 28*28 =784+784 =1568. Square root 1568 = 39.598ft or 39ft 6and 17-20ths inches. Or just over 39ft 6and threequarters inches.
To find the length of the room, you need the width as well. Without the width, it is not possible to determine the length using just the area.
28 feet.
To find the square feet of a room, you are just finding the area. Area is length times width. So, in a room with dimensions 28 by 28 feet, the square feet is 784.
The length of each side of the room is: 28 feet.
Assuming you mean 16x16 inches tiles... 441 tiles would cover the area exactly
7
784 square feet = 72.835 square meters.
Just multiply the two numbers to get the area. This is 784 square feet.
28 28X28=784
Call 20 meters 784 inches. Area in sqinches 614656 I sqft = 144 sqinches so area is 614656/144 ie 4268 and nearly a half sqft
28*28 = 784