SOLUTION: given: Isosceles trapezoid ABCD <ABE=<AEB prove ADCE is a parallelogram

Algebra.Com
Question 199297: given: Isosceles trapezoid ABCD
prove ADCE is a parallelogram

Answer by tutorvolunteer(9)   (Show Source): You can put this solution on YOUR website!
It isn't. An isosceles triangle by definition is a quadrilateral with a pair of congruent legs (not necessarily parallel) and a pair of parallel bases (not necessarily congruent).
RELATED QUESTIONS

write a two column proof. given: ABCD is an isosceles trapezoid,prove: triangle ABE is... (answered by fcabanski)
given: ABCE is an isosceles trapezoid with ray AB is parallel to ray EC, and ray AE is... (answered by Theo)
given: ABCD is a parallelogram prove: triangle AEB is congruent to triangle... (answered by ikleyn)
Given: ABCD is an isosceles trapezoid Prove: AC is congruent to... (answered by solver91311)
Quadrilateral ABCD has vertices A(0,-2), B(9,1), C(4,6), and D(1,5). Prove: a)... (answered by Edwin McCravy)
Given: ABCD is a parallelogram Prove: AE = AG FC CG (answered by ikleyn)
Prove: Quadrilateral ABCD is a parallelogram. Proof: Statement Reason 1. AC and BD... (answered by ikleyn)
Given: ABCD is a parallelogram with m < A = m < D. Prove: ABCD is a rectangle (answered by ikleyn)
prove parallelogram ABCD is a rhombus(question) given: AC bisects angles BAD and BCD... (answered by orca)