spiffykey
spiffykey
17-09-2017
Mathematics
contestada
Find the measure of angle QRS
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caylus
caylus
17-09-2017
Hello,
(6x+13)+(3x-4)=180
9x+9=180
9x=171
x=19
angle QRS measures 3x-4=3*19-4=53(°)
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