In quadrilateral `A C B D ,\ A C=A D\ a n d\ A B\ ` bisects `/_A` . Show that ` A B C\ ~= A B Ddot` What can you say about `B C\ a n d\ B D ?`

In quadrilateral ACBD, A C\ =\ A D and AB bisects /_A (see Fig. 7.16). Show that DeltaA B C~=DeltaA B D

In quadrilateral ACBD, A C\ =\ A D and AB bisects /_A (see Fig. 7.16). Show that DeltaA B C~=DeltaA B D

The diagonals of quadrilateral A B C D ,\ A C\ a n d\ B D intersect in O . Prove that if B O=O D , the triangles A B C\ a n d\ A D C are equal in area.

In Figure, it is given that A B=C F ,\ E F=B D\ a n d\ /_A F E=\ /_C B Ddot Prove that A F E\ ~= C B D

The diagonals of quadrilateral A B C D , A C a n d B D intersect in Odot Prove that if B O=O D , the triangles A B C a n d A D C are equal in area.

In a triangle A B C , if A B=A C\ a n d\ A B is produced to D such that B D=B C , find /_A C D\ :\ /_A D C

In Figure, it is given that A B=C F , E F=B D a n d /_A F E= /_C B Ddot Prove that A F E= ~= C B D

In a quadrilateral A B C D , given that /_A+/_D=90o . Prove that A C^2+B D^2=A D^2+B C^2 .

In a quadrilateral A B C D , given that /_A+/_D=90o . Prove that A C^2+B D^2=A D^2+B C^2 .

In a quadrilateral A B C D , if bisectors of the /_A B Ca n d/_A D C meet on the diagonal A C , prove that the bisectors of /_B A Da n d/_B C D will meet on the diagonal B Ddot