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(1) Is quadrilateral EFGHa convex quadrilateral?(ü) Is quadrilateral TUVWa concave quadrilateral?(ii) Draw both the diagonals for quadrilateral EFGH. Do they intersect each other?(iv) Draw both the diagonals for quadrilateral TUVW. Do they intersect each other?You will find that the digonals of a convex quadrilateral intersect each other in theinterior of the quadrilateral and the diagonals of a concave quadrialteral intersect eachother in the exterior of the quadrilateral. |
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Answer» first one is convex QUADRILATERAL but in the other HAND SECOND one is not a convex quadrilateral |
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