GEOMETRIC FORMULAS

$A\hspace{0.17em}=\hspace{0.17em}\frac{{\displaystyle 1}}{{\displaystyle 2}}bh$

$A\hspace{0.17em}=\hspace{0.17em}\pi {r}^{2}$
$c\hspace{0.17em}=\hspace{0.17em}2\pi r$

$A\hspace{0.17em}=\hspace{0.17em}bh$

$A\hspace{0.17em}=\hspace{0.17em}\frac{{\displaystyle 1}}{{\displaystyle 2}}h({b}_{1}\hspace{0.17em}+\hspace{0.17em}{b}_{2})$

${c}^{2}\hspace{0.17em}=\hspace{0.17em}{a}^{2}\hspace{0.17em}+\hspace{0.17em}{b}^{2}$

$\begin{array}{c}V\hspace{0.17em}=\hspace{0.17em}\pi {r}^{2}h\\ A\hspace{0.17em}=\hspace{0.17em}2\pi rh\hspace{0.17em}+\hspace{0.17em}2\pi {r}^{2}\end{array}$

$\begin{array}{c}V\hspace{0.17em}=\hspace{0.17em}\frac{{\displaystyle 1}}{{\displaystyle 3}}\pi {r}^{2}h\\ A\hspace{0.17em}=\hspace{0.17em}\pi rs\hspace{0.17em}+\hspace{0.17em}\pi {r}^{2}\end{array}$
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