plzzz show procedure.
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5x+6x+7x=180
18x =180x
x=10 so
angleA=50
B=70
C=60
then80°angleDEC
I HOPE IT HELPS U
18x =180x
x=10 so
angleA=50
B=70
C=60
then80°angleDEC
I HOPE IT HELPS U
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