[" ABCD is a rhombus,EABF is a straight line such that "EA=AB=BF" .Prove that "ED" and "],[FC" when produced meet at right angles."]

A B C D is a rhombus, E A B F is a straight line such that E A=A B=B F . Prove that E D and F C when produced meet at right angles.

A B C D is a rhombus, E A B F is a straight line such that E A=A B=B F . Prove that E D and F C when produced meet at right angles.

A B C D is a rhombus, E A B F is a straight line such that E A=A B=B F . Prove that E D and F C when produced meet at right angles.

ABCD is a rhombus. RABS is a straight line such that RA = AB = BS. Prove that RD and SC when produced meet at right angles.

ABCD is a rhombus. RABS is a straight line such that RA = AB = BS. Prove that RD and SC when produced meet at right angles.

ABCD is a parallelogram. Side AB is produced on both sides to E & F as in figure such that BE = BC & AF = AD. Show that EC & FD when produced meets at right angle.

ABCD is a parallelogram.AB is produced to E so that BE=AB. Prove that ED bisects BC .

ABCD is a rhombus, AB is extended to F and BA to E such that AB = AE = BF then what is the result?

ABCD is a parallelogram. AB is produced to E, so that BE = AB. Prove that ED bisects BC.

Given : ABCD is a rhombus, DPR and CBR are straight lines. Prove that : DP xx CR = DC xx PR .