Question 710424


If < {{{A}}} and < {{{B}}} are supplementary and the measure of < {{{A=124}}} degrees what is the measure of < {{{B}}}?

If < {{{A}}} and < {{{B}}} are supplementary, then {{{A+B=180}}}

{{{A+B=180}}}.....plug in the measure of < {{{A=124}}}

{{{124+B=180}}}

{{{B=180-124}}}

{{{B=56}}}