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abc abd abe acb acd ace adb adc ade aeb

**aec**aed bac bad bae bca bcd bce bda bdc bde bea bec bed cab cad cae cba cbd cbd cda cdb cde cea ceb ced dab dac dae dba dbc dbe dca dcb dce dea deb dec eab eac ead eba ebc ebd eca ecb ecd eda edb edc :)1 Answers · Science & Mathematics · 05/04/2007

...y = 6° So...AED = 120°, DEB = 60°, BEC = 120° and

**AEC**= 60° ED I... 40 years eh?...time for a refresher course ...7 Answers · Science & Mathematics · 01/01/2010

...school." <-- I think I need to see the triangle with

**AEC**and AED..2 Answers · Science & Mathematics · 07/01/2010

... + CBD = ABC = 120 2x+18+4x-18 = 120 6x = 120 then x = 20 3)

**AEC**= 5x+20 DEB = 3x+60 WHERe IS point E, we need to see...4 Answers · Science & Mathematics · 31/12/2008

...bisector DE ≡ EB Definition of bisector m<

**AEC**≡ m<DAB Reason: Vertical angles...2 Answers · Science & Mathematics · 20/01/2009

... so angle AEP = angle BEP, which is the same as angle

**AEC**= angle BEC. with APE and BPE congruent, you know know AE...1 Answers · Science & Mathematics · 01/08/2007

...angle arclength ABC = [2pi(2*72)/360]r = (288pi/360)r = 4(pi)r / 5 arclength

**AEC**= [2pi(3*72)/360]r = (432pi/360)r = 6(pi)r / 5 The ratio is: [4(pi...1 Answers · Science & Mathematics · 04/10/2011

... AE is perpendicular to BC. Hence ABE and

**AEC**are right triangles. AED is also a right triangle. ...1 Answers · Science & Mathematics · 04/08/2011

You would just add those two up! Take the answer 5x-12 gives you and add it to what 3x+40 is!

5 Answers · Science & Mathematics · 10/12/2012

... an altitude from C to E, you'd have a right triangle

**AEC**(right angle at C), with legs of lengths 6ft (CE) and 20ft...1 Answers · Science & Mathematics · 09/01/2013