- #1
seniorhs9
- 22
- 0
Homework Statement
Please see below...
Homework Equations
Please see below...
The Attempt at a Solution
Hi. This question is on geometry with circle and triangle. I am stuck only on 2 parts of the solution and not the whole solution...
Thank you...
http://img256.imageshack.us/img256/9475/gtewp249no24.jpg
[ How did they get this? They never explained or proved this and it is NOT obvious from the picture.
Blue: How is that implication true? By what theorem or reasoning?
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