Area Differential

Area Differential Formula
$\Delta A = A_f - A_i$ (Area Differential) $A_f = \Delta A + A_i$ $A_i = \Delta A - A_f$
Symbol	English	Metric
$\Delta A$ = area differential	$ft^2$	$m^2$
$A_f$ = final area	$ft^2$	$m^2$
$A_i$ = initial area	$ft^2$	$m^2$