Area : Multiplying letters together
n
n
n²
n²
n²
n²
n x n = n²
n² + n² = 2n²
2n² + 2n² = 4n²
Area = 4n²
Area : Multiplying letters together
n
3
n
n²
3n
n
n²
3n
n x n = n²
3 x n = 3n
Area = 2n² + 6n
Area : Multiplying letters together
n
4
n
3
n²
3n
4n
n x n = n²
3 x n = 3n
4 x n = 4n
Area = n² + 7n
Area : Multiplying letters together
n
5
n
4
n²
4n
5n
20
n x n = n²
4 x n = 4n
5 x n = 5n
5 x 4 = 20
Area = n² + 9n + 20
Area : Multiplying letters together
a
b
a
b
a²
ab
ab
b²
n x n = n²
a x b = ab
b x a = ab
b x b = b²
Area = a² + 2ab + b²