If `A(2,0),B(0,2)a n dC(0,7)` are three vertices, thaken in order, of an isosceles trapezium `A B C D` in which `A B||D Cdot` find the coordinates of `Ddot`

If A(2,0),B(0,2) and C(0,7) are three vertices,thaken in order of an isosceles trapezium ABCD in which AB|DC. find the coordinates of D.

If A (2,0), B (0, 2) and C (0,7) are three vertices, taken in order, of an isosceles trapezium ABCD In which AB is parallel to DC. Obtain the co-ordinates of D.

In the following figure A B C D is a trapezium in which A B|| D Cdot Find the measure of /_C .

Prove that A(2, 1), B(0,3) and C(-2,1) are the three vertices of an isosceles right angled triangle. Hence find the coordinates of a point D, if ABCD is a square.

If A(-2,-1),B(a ,0),C(4, b)a n d D(1,2) are the vertices f a parallelogram, find the values of a and b

In Figure, A D\ a n d\ B E are respectively altitudes of an isosceles triangle A B C with A C=B Cdot Prove that A E=B D

Statement 1 : Points A(1,0),B(2,3),C(5,3),a n dD(6,0) are concyclic. Statement 2 : Points A , B , C ,a n dD form an isosceles trapezium or A Ba n dC D meet at Edot Then E AdotE B=E CdotE Ddot

In an isosceles triangle A B C with A B=A C and B D_|_A Cdot Prove that B D^2-C D^2=2C DdotA Ddot

Statement 1 : Points A(1,0),B(2,3),C(5,3),a n dD(6,0) are concyclic. Statement 2 : Points A , B , C ,a n dD form an isosceles trapezium or A Ba n dC D meet at Edot Then E A*E B=E C*E Ddot