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...39;s find angle BCA and angle ACE: angle ACE: Arc

**AEC**= 180 Arc CE + Arc AE = 180 50 + Arc AE...1 Answers · Science & Mathematics · 18/05/2019

... either given or easily deduced. ED bisects ∠

**AEC**hence AD/DC = EA/EC = sin(6x)/sin(14x) BD ...1 Answers · Science & Mathematics · 25/12/2017

Chord AC subtends a minor chord of 360°-200° = 160°. Angle

**AEC**= 160° Angle ECA = (180°-160°)/2 = 10°3 Answers · Science & Mathematics · 29/04/2017

Angle

**AEC**= Angle DEB = 4x degrees Angle Formed by...2 Answers · Science & Mathematics · 15/05/2017

... . By the sine law , CE / sin(∠CAE) = AC / sin(∠

**AEC**) CE / sin(90° - θ) = 1 / sin(∠**AEC**) CEsin(∠**AEC**) = sin...1 Answers · Science & Mathematics · 04/04/2017

...if aEb then bEa. 3) transitivity: if aEb and bEc, then

**aEc**. (ii) Claim: S is an equivalence relation on X. Proof...2 Answers · Science & Mathematics · 22/03/2017

... △ACD is an isosceles with AC = AD , so ∠

**AEC**= ∠AED = 90° . It means tan(2θ) = BE / AE = 3...1 Answers · Science & Mathematics · 22/04/2016

Since you did not provide the figure, I made a sketch from which the following: Because AB || CD, ACD = 180 - 82 = 98 CAE = 41; ACE = 49, so

**AEC**= 90, answer C.2 Answers · Science & Mathematics · 25/03/2016

...tangent ∠EAD must be a right angle. We have already proved that ∠

**AEC**is a right angle As these internal angles of BC and ...3 Answers · Science & Mathematics · 01/03/2016

... and CD intersect at E See figure Prove angle

**AEC**= angle DEB you look at it, and you say**AEC**has some measure...2 Answers · Science & Mathematics · 19/01/2016