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1. ### BD and BA are tangents to the circle, which has centre O, find angle AEC,EAC, and ECD (picture diagram)?

AEC = 55 degrees EAC = 35 degrees Since angles...

2 Answers · Science & Mathematics · 21/02/2013

...angle = half of relative central angle a)<ABC = <AEC = 118/2 = 59° b)<ABC = 51° | <AEC...

1 Answers · Science & Mathematics · 19/06/2013

3. ### I am breaking my head over this probem for half an hour! Geometry probem - chord properties?

...similarly. CD = CF - (FE + ED) In triangle AEC AC² = 8² + EC² EC = CF - FE, and you...

1 Answers · Science & Mathematics · 15/05/2011

4. ### Can this be solved with a mathmatical Equation?

3 Answers · Science & Mathematics · 21/02/2009

5. ### Complete a two column proof to show that CAE = 55 degrees?

Angle BCD = 85 (60+25 - exterior angle) And, Angle ACE = 85 (vertically opposite to BCD) Therefore, Angle CAE = 55 (Angle sum Triangle = 180 - (180-85-40 = 55))

1 Answers · Science & Mathematics · 12/06/2016