(a) True
(b) True
(c) True
(d) True
(e) False
(f) False
Let ABCD be a quadrilateral. If E and F are the mid points of the diagonals AC and BD respectively and $ (\vec{AB}-\vec{BC})+(\vec{AD}-\vec{DC})=k \vec{FE} $, then k is equal to
Object | Material |
Book | Glass |
Tumbler | Wood |
Chair | Paper |
Toy | Leather |
Shoes | Plastics |