Math, asked by aradhyapandey5543, 6 months ago

ABCD is a parallelogram:if A=70°calculate angle B C D

Answers

Answered by Anonymous

27

Opposite interior angles of a parallelogram are equal

angleA=angleC=70 degree

Sum of the angles of a parallelogram is 180 degrees

that is 70+70+2x=360

here 2x is the sum of two unknown opposite interior angles

140+2x=360

2x=220

x=110

angleB=angleD=110

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