SQUARE
S Q U A R E
+---------------------------+-------+----+
| Enter Side | M | A |
+---------------------------+-------+----+
| Perimeter calculation | M | A' |
| Area calculation | M2 | B' |
+---------------------------+-------+----+
| Return to the Main Menu | E |
+-----------------------------------+----+
___ __ _ _ _ __ _ _ __ ___
/ __| / _` || | | | / _` || '__| / _ \
\__ \| (_| || |_| || (_| || | | __/
|___/ \__, | \__,_| \__,_||_| \___|
|_|