Question

ABCD is a quadrilateral where angleD=120,angle C=50,angle B=80 and angleA=x find x

Answer 1

Answer:

ANGLE SUM PROPERTY OF QUADRILATERAL=360

Step-by-step explanation:

IN QUAD ABCD ,A=x,B=80,c=50 ,d=120

a +b+c+d=360

x+80+50+120=360

x+250=360

x=360-250

x=110

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