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OpenStudy (anonymous):
Find the measure of angle A.
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OpenStudy (anonymous):
hartnn (hartnn):
Hint : sum of all angles in a quadrilateral =360
hartnn (hartnn):
so form an equation in x can you ?
OpenStudy (anonymous):
I think the answer is 108, but I'm not sure.
hartnn (hartnn):
its correct :) how did you get it ?
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OpenStudy (anonymous):
Guessed.
OpenStudy (anonymous):
guessed perfectly 108 lol
hartnn (hartnn):
LOL! :P what an accurate guess ;)
OpenStudy (anonymous):
so i presume there must be options
hartnn (hartnn):
anyways here it is sum of angles = 360 x+2x+3x+4x=360 10x=360 x=36 A=3x=108 ask if any doubts :)
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