∟

**AEC**= 2x + 40 ∟CEB = x + 20 ∟**AEC**+ ∟CEB = 180° i.e. straight line AB 2x + 40 + x + 20 = 180° 3x + 60 = 180° 3x = 120° x = 40°2 Answers · Education & Reference · 13/02/2015

...39;re from BANGLADESH. since you mentioned that <

**AEC**is 90° then line AE must be line on the plane DC and E...4 Answers · Science & Mathematics · 02/05/2012

There must be a typo here. The measure of angle

**AEC**cannot equal 4 if arc AC is 120. The theorem you want...1 Answers · Science & Mathematics · 11/05/2008

You could always give him a Hummer. LMAO

15 Answers · Society & Culture · 24/05/2009

angle

**AEC**=angle BED from theorem in Geometry therefore; 5x-20=x+52 5x-x=52+20 4x=72 x=18 therefore, angle**AEC**=BED=5(18)-20= 18+52= 70 THE SUM OF ALL ...2 Answers · Science & Mathematics · 30/01/2011

...'A = ∠ECD. In the triangle you have angles ∠

**AEC**', ∠EC'A, and ∠EAC' = (180° - ∠BAE). ...1 Answers · Science & Mathematics · 31/08/2010

...draw the diagram of what you are given, you will see that <

**AEC**and <DEB are vertical angles. This...1 Answers · Education & Reference · 13/06/2009

Permanent commission is granted after 4 years of service. The

**AEC**is a significantly harder and longer course.2 Answers · Politics & Government · 02/03/2009

If EC bisects angle AED, then it cuts it in half. Therefore,

**AEC**= 146/2 = 73 degrees.1 Answers · Education & Reference · 09/02/2010

m<p = 60 degrees Do you mean m<

**AEC**= 2x-10? or 2x+10? regardless, you could solve it this way: If you know that...1 Answers · Science & Mathematics · 06/05/2007