(y-20)°+(y+30)°
this is complementary angle
what is the value of 'y' ?
pls send amswer
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= y-20+y+30 =90
= y+y -20+30 =90
= 2y +10 =90
= 2y = 90-10
= 2y = 80
= y = 80/2
= y = 40
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___________________
= y-20+y+30 =90
= y+y -20+30 =90
= 2y +10 =90
= 2y = 90-10
= 2y = 80
= y = 80/2
= y = 40
_________________
I HOPE IT'S HELP YOU
MARK ME BRAINLIEST
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