
Yefim S. answered 03/11/21
Math Tutor with Experience
m∠DCB = 180° - 54° = 126°; m∠DCF = 126°/2 = 63°; m∠DCE = m∠A = 54°
m∠FCE = 63° - 54° = 9°
Alyssa Z.
asked 03/10/21Given:AB ∥ DC, m∠A = m∠B = 54°, |
CE ∥ DA, and CF![]() |
Find:m∠FCE in degrees
Yefim S. answered 03/11/21
Math Tutor with Experience
m∠DCB = 180° - 54° = 126°; m∠DCF = 126°/2 = 63°; m∠DCE = m∠A = 54°
m∠FCE = 63° - 54° = 9°
Mark M. answered 03/11/21
Mathematics Teacher - NCLB Highly Qualified
Label all angles!
m∠D = 126°
m∠DCB = 360° - m∠A - m∠B - m∠D
What is half the measure of angle DCB?
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