1. 4 equal sides
2. Opposite sides are parallel
3. 4 equal angles
4. Exterior angles add to 360
5. Interior angles add to 360
6. Length of diagonals are equal
7. Diagonals bisect each other
8. Diagonals are perpendicular
9. Can be separated diagonally into 2 congruent triangles
10. A square is a "regular" polygon
4 x square root of 10 minus square root of 10 = 3 x square root of 10.
Square and a Diamond
A square
divisible by 2
1 square nanometer = (10-9 m x 10-9 m) = 10-18 square meter 1 square decimeter = (10-1 m x 10-1 m) = 10-2 square meter (1 square decimeter) / (1 square nanometer) = 10-2 / 10-18 = 1016 = 10 quadrillion
There are 10 times 10 = 100 square feet
10 square feet = 1,440 square inches.
10 square meters = about 107.64 square feet.
1,440 square inches are in 10 square feet.
10 is not the square of a whole number. However, 3.1623 is roughly the square root of 10.
All sides are equal.
There are 10^10 or 10 billion of them.