Let x be the side length of the inner grey square. B h2 b. Sn123nSnnn1n21beginalignedS_n 1 2 3 cdots n S_n n n-1 n-2 cdots 1 endalignedSn Sn 1n 2n1 3n2 n1.
Opposite side of a square are parallel.
The number of square units it takes to completely fill a square. If the length of the. Each block represents one unit 11 and the entire square represents 55 or the area of the square. A square has four axes of symmetry and its two finite diagonals as with any rectangle are equal.