Question

prove that a circle parallelagrom is a rectangle​

Answer 1

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Given,

ABCD is a cyclic parallelogram.

To prove,

ABCD is a rectangle.

Proof:

∠1+∠2=180° ...Opposite angles of a cyclic parallelogram

Also, Opposite angles of a cyclic parallelogram are equal.

Thus,

∠1=∠2

⇒∠1+∠1=180°

⇒∠1=90°

One of the interior angle of the parallelogram is right angled.

Thus, ABCD is a rectangle.

Hence, proved....

Step-by-step explanation:

*ᕼᝪᑭᗴ ᏆᎢ ᗰᗩᎩ ᕼᗴlps ᑌ...

Answer 2

Answer:

refer to the attachment