Question

A) Complete any one out of two activities: (i) In □ABCD, diagonals AC and

BD intersect each other at point E.

Ir AE_BE then complete EC ED

the following activity to prove DABCD is a trapezium.

Proof :

Draw line EF II side DC such that B-F-C.

In ABDC,

Seg EF Il side DC

BEBF

ED

.. (Construction)

... (1)

also BE_AB ED EC

□_BF

ECFC Now in ΔACD,

CE

AE FB

.. seg EF II side AB

and seg EF Il side

.. seg AB I side DC

.. ABCD is a trapezium.

... (Given) ... (2)

... From (1) and (2).... (3)

... (By invertendo)​

Answer 1

Answer:

एक था राजा एक थी रानी डॉन मर गई ख़तम कहानी