Question 723210

Supplementary angles are pairs of angles that add up to {{{180}}} degrees. 

< {{{D}}} and < {{{E}}} are {{{supplementary}}} angles and < {{{D = 50}}}°,  
the measurement of < {{{E}}} will be 

< {{{E=180-D}}}

< {{{E=180-50}}}


< {{{E=130}}}°