Math Calculators, Lessons and Formulas

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$a=7cm$

$a=5cm$

$a=4cm$

$a=6cm$

$A=240cm^{2}$

$A=240\sqrt{5}cm^{2}$

$A=840cm^{2}$

$A=2\sqrt{14}cm^{2}$

$A=108cm^{2}$

$A=216cm^{2}$

$A=324cm^{2}$

$A=444cm^{2}$