Math, asked by pwnrajput, 10 months ago

In the adjoining figure, ABCD is a parallelogram; AO and BO are the bisectors of ∠A and ∠B respectively. Prove that ∠AOB = 90°. why the equation ∠A+∠B= 180° in the solution is divided by 2

Answers

Answered by kakoburaman

Please attach diagram as a picture

Answered by bookwormz

the equation basically divided by two.. because we need angle obc and ocb for the triangle obc.

Attachments:

bookwormz: sry theres LB in place of LA

bookwormz: soo

bookwormz: L OBC = LB/2

bookwormz: similarly

bookwormz: L OCB = LC/2

bookwormz: now add them...and you'll get their sum to be 90°

pwnrajput: ok thankyou

bookwormz: did u understand now?

pwnrajput: no

pwnrajput: sorry i am still in confusion

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