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  1. By drawing out exactly what you described, we see that angle AEC subtends arc AOC. Since since AOC is the diameter...

    3 Answers · Science & Mathematics · 03/06/2013

  2. ... you do, you will see that triangle ADF is similar to triangle AEC (they're both right triangles, and they share angle A) ...

    1 Answers · Science & Mathematics · 19/03/2014

  3. ...and BCD are congruent [bisection of angle ACB] Triangles AEC and BDC are similar [angle-angle similarity] Angle AEC...

    3 Answers · Science & Mathematics · 21/05/2013

  4. ... in H. That is (ab^(-1))(bc^(-1)) = ab^(-1)bc^(-1) = aec^(-1) = ac^(-1) ∈ H. (Used the associativity property there in the middle...

    1 Answers · Science & Mathematics · 15/05/2013

  5. Draw the diagram to show the geometry. m∠AEC = 4x, mAC = 120, and mDB = 2x. There is an ...

    2 Answers · Science & Mathematics · 27/03/2013

  6. in the given figure ABDE is a trapezium where AE & DB are parallel so alternate angles are equal angle x = angle DCE = angle AEC = 49 degrees.....................answer

    1 Answers · Science & Mathematics · 16/03/2013

  7. <AEC + <B = <AEC + <D...

    1 Answers · Science & Mathematics · 22/02/2013

  8. Yes, 3m∠BEC means to multply ∠BEC by three. "m" is read "measure". So 3m∠BEC is simply 3 times the measure of ∠BEC.

    2 Answers · Science & Mathematics · 10/02/2013

  9. ... So triangle ACE is isosceles with angle ACE = angle AEC Triangle BCE and triangle FEC are congruent (by the side...

    1 Answers · Science & Mathematics · 23/01/2013

  10. ... 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

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