In an isosceles-trapezium, show that the opposite angles are supplementary.

In an isosceles triangle, prove that the angles opposite to equal sides are equal.

Consider the following statements: When two straight lines intersect: (i)adjacent angles are complementary (ii)adjacent angles are supplementary (iii)opposite angles are equal (iv)opposite angles are supplementary Of those statements which is correct

Define supplementary angles.

In a parallelogram, two adjacent angles are supplementary.

If bisectors of angleA and angleB of a quadrilateral ABCD intersect each other at P, of angleB and angleC at Q, of angleC and angleD of R and of angleD and angleA at S, then PQRS is a (A) Rectangle (B) Rhombus (C) Parallelogram (D) Quadrilateral whose opposite angles are supplementary

A line intersects two parallel lines , forming eight angles . If one of the angles has measure a^@ , how many of the other seven angles are supplementary to it ?

Show that in an isosceles triangle, angles opposite to equal sides are equal.

A circle touches the sides of a quadrilateral A B C D at P ,\ Q ,\ R ,\ S respectively. Show that the angles subtended at the centre by a pair of opposite sides are supplementary.

Prove that consecutive angles ofa parallelogram are supplementary.

In the adjoining figure, name the following pairs of angles.(i) Obtuse vertically opposite angles(ii) Adjacent complementary angles(iii) Equal supplementary angles(iv) Unequal supplementary angles(v) Adjacent angles that do not form a linear pair