Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days
For Business Enquiry


Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number


Mon to Sat - 11 AM to 8 PM

if the diagonal BD of a quadrilateral ABCD bisect both angle b and d show that AB upon BC equals too AD upon CDA

Asked by kishan chaudhary 6th August 2012, 4:51 PM
Answered by Expert

given: diagonal BD bisects angle B and angle D

To prove: AB/BC= AD/CD

proof: in triangle ABD and triangle CBD

angle ABD= angle CBD (BD bisects angle B)

angle ADB= angle CDB (BD bisects angle D)

So, triangles ABD and CBD are similar, by AA similarity

Since, corresponding sides of similar traingles are proportional, we have:


Answered by Expert 6th August 2012, 5:07 PM
Rate this answer
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

You have rated this answer 10/10

Your answer has been posted successfully!

Chat with us on WhatsApp