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[" 12.Lididin is "],[" 22.Enaduadrilater...

[" 12.Lididin is "],[" 22.Enaduadrilateral "ABCD,/_A+/_C" is "2" times "/_B+/_D" if "/_A=140^(@)" and "/_D=60^(@)]

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In a quadrilateral A B C D ,\ /_A+/_C is 2 times /_B+/_Ddot If /_A=140^0\ a n d\ /_D=60^0, then /_B= (a) 60^0 (b) 80^0 (c) 120^0 (d) None of these

In a quadrilateral A B C D ,\ /_A+/_C is 2 times /_B+/_Ddot If /_A=140^0\ a n d\ /_D=60^0, then /_B= 60^0 (b) 80^0 (c) 120^0 (d) None of these

In quadrilateral ABCD, /_A+/_B= 150^(@) Then /_C+/_D= …….

In a cyclic quadrilateral A B C D , if /_A=3 /_C . Find /_A

In parallelogram ABCD, /_A:/_B=1:2 . Find /_C, /_D .

/_A+/_C=180^(@)/_B+/_D=180^(@)C Proof?

ABCD is a quadrilateral, then /_A+/_B+/_C+/_D=

In parallelogram ABCD, 3/_A = 2 /_ B . Then, /_D=…….

In DeltaABC, /_A=40^(@) and /_B=60^(@) then (2/_A+/_C)=?