If the angles of a quadrilateral are \[x+x+{{20}^{o}},x-{{40}^{o}}\]and\[2x.\]Then, the difference between greatest angle and the smallest angle is _____ .

If the angles of a quadr

1.	If the angles of a quadrilateral are \[x+x+{{20}^{o}},x-{{40}^{o}}\]and\[2x.\]Then, the difference between greatest angle and the smallest angle is _____ .
A.	\[{{70}^{o}}\]
B.	\[{{90}^{o}}\]
C.	\[{{80}^{o}}\]
D.	None of these
Answer» E.

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If the angles of a quadrilateral are \[x+x+{{20}^{o}},x-{{40}^{o}}\]and\[2x.\]Then, the difference between greatest angle and the smallest angle is _____ .

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