If the degree measures of the angles of a quadrilateral are \[4x,\,\,7x,\,\,9x\] and\[10x\], what is the sum of the measures of the smallest angle and the largest angle?

If the degree measures of the angles of a quadrilateral are \[4x,\,\,7

1.	If the degree measures of the angles of a quadrilateral are \[4x,\,\,7x,\,\,9x\] and\[10x\], what is the sum of the measures of the smallest angle and the largest angle?
A.	\[{{140}^{o}}\]
B.	\[{{150}^{o}}\]
C.	\[{{168}^{o}}\]
D.	\[{{180}^{o}}\]
Answer» D. \[{{180}^{o}}\]

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If the degree measures of the angles of a quadrilateral are \[4x,\,\,7x,\,\,9x\] and\[10x\], what is the sum of the measures of the smallest angle and the largest angle?

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