The sides `B A` and `D C` of a quadrilateral `A B C D` are produced as shown in Figure. Prove that `a+b=x+ydot` Figure

The sides BA and DC of a quadrilateral ABCD are produced as shown in Figure. Prove that a+b=x+y. Figure

The side BA and DC of a quadrilateral ABCD are produced as shown in figure 2.19. Prove that x+y=a+b

A B C D is a quadrilateral. A line through D , parallel to A C , meets B C produced in P as shown in Figure. Prove that a r\ ( A B P)=a r\ (Q u a ddotA B C D)dot

A B C D is a quadrilateral. A line through D , parallel to A C , meets B C produced in P as shown in figure. Prove that a r (triangle A B P) =a r (Quad. A B C D) .

In Figure, bisectors of /_B and /_D of quadrilateral A B C D meet C D and A B produced at Pa n d Q respectively. Prove that : /_ P + /_Q= 1/2( /_ ABC + /_ ADC)

In Figure, bisectors of /_B and /_D of quadrilateral A B C D meet C D and A B produced at Pa n d Q respectively. Prove that : /_ P + /_Q= 1/2( /_ ABC + /_ ADC)

In the figure, diagonal A C of a quadrilateral A B C D bisects the angles A and C . Prove that A B=A D and C B=CD

In Figure, compute the area of quadrilateral A B C D .

In Figure, diagonal A C of a quadrilateral A B C D bisects the angles A and C . Prove that A B=A D and C B=CD .

In Figure, compute the area of quadrilateral A B C D Figure