1. An angle is smaller than its supplementary angle by 50°. What is the measure of the angle?
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By: anil on 05 May 2019 02.12 am
Let the angle = $$ heta$$ Its supplementary angle = $$( heta + 50$$°$$)$$ Sum of an angle and its supplementary angle = 180° => $$ heta + ( heta + 50$$°$$) = 180$$°$$$$ => $$2 heta = 180$$°$$ - 50$$°$$ = 130$$°$$$$ => $$ heta = frac{130}{2} = 65$$°$$$$
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