Find the measures of [math]\angle{BAC}[/math] and [math]\angle{BDC}[/math].

[list=1][br][*]Set up an equation to solve for [math]x[/math].[br][*]Substitute the value of [math]x[/math] into the expression for [math]\angle{BDC}[/math] to find the measure of the inscribed angle.[br][*]Find the value of the central angle, [math]\angle{BAC}[/math].[br][/list][br][br]This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit www.walch.com for more information.