E and F are respectively the mid-points of equal sides AB and AC of `DeltaABC` (see figure)
Show that BF = CE.

If D, E and F are respectively the mid-points of AB, AC and BC in DeltaABC then bar(BE)+bar(AF)=

If E, F G and H are respectively the midpoints of the sides AB, BC, CD and AD of a parallelogram ABCD, show that ar(EFGH) =1/2 ar (ABCD) .

D is a point on side BC ΔABC such that AD = AC (see figure). Show that AB > AD.

AB and CD are respectively the smallest and longest sides of aquadrilateral ABCD (see adjacent figure). Show that /_A > /_C and /_ B > /_ D.

AB and CD are respectively the small est and longest sides of a quadrilateral ABCD (see figure). Show that angleAgtangleC and angleBgtangleD .

Two sides AB, BC and median AM of one triangle ABC are respectively equal to sides PQ and QR and median PN of DeltaPQR (See figure). Show that: (i) DeltaABM ~= DeltaPQN (ii) DeltaABC ~= DeltaPQR

AB and CD are respectively the small est and longest sides of a quadrilateral ABCD (see adjacent figure).Show that /_Agt/_C /_Bgt/_D .

In the figure, D, E are the midpoints of the sides AB and AC. If DE=4 cm,then BC=

In the figure D,E are the midpoints of the sides AB and AC. IF DE=4cm, then BC=