Math, asked by injarapuvsk, 5 months ago

find y in the following figure
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Answered by SUMIT86486

1

through angle sum property

angleCAD + angleADC = angleECD

40° + 107° = angleECD

147° = angleECD

angleECD = y° + 65°

147° = y° + 65°

y° = 147° - 65°

y° = 82°

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