Asked by suhana

triangleabcand triangle dcb are right angled at a and d respectively and ac=db.prove that triangle abc is comruent to traingle dcb

Answers

Answered by Steve
Draw a circle with bc as diameter.
Chords ac and db are the same length, so the subtend the same central angle. So, ac is parallel to bd, and abcd is a rectangle.

So you have SAS and congruent triangles.
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