Cecilia's Random Thoughts
Tuesday, September 1, 2015
Triangle
Problem:
segitiga ABC sama kaki , AC=BC buktikan bahwa segitiga ABC Kongruen segitiga BAD
Solution:
<EAB = <DBA (sama kaki)
AB = BA
<AEB = <BDA
oleh karena itu ABC Kongruen segitiga BAD
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