Write given and to prove for the following statement.Also draw the diagram.
'Vertically opposite angles are congruent'.

Vertically opposite angles are always

Pair of vertically opposite angles are ______

Prove that vertically opposite angles are equal.

Write the following statements in 'if - then' form The opposite angles of a parallelogram are congruent.

Explain why vertically opposite angles must always be congruent .

Write the following statements in 'if - then' form The diagonals of a rectangle are congruent.

State whether the statements are True or False. Vertically opposite angles are equal.

Write given and to prove for the following statement, "If angles of a linear pair are equal, then each of them is a right angle."