The length x of a side of the small inner square is mathematically given as
x= b-a
This is further explained below.
Generally, The study of the connections between the lengths of the sides of triangles and the angles of those triangles is the subject of the mathematical discipline known as trigonometry.
Applications of geometry to astronomical research gave rise to the discipline in the Hellenistic era about the third century B.C.
Generally, the equation for x is mathematically given as
b=x+a
Therefore
x= b-a
In conclusion, The formula for calculating the length x of a side of the smaller inner square is as follows: x = b minus a
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