Given: Isosceles Δ A B E with A E ¯ ≅ B E ¯ ; also, D and C are midpoints of A E ¯ and B E ¯ , respectively. Prove: ABCD is an isosceles trapezoid. Exercises 17, 18

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Given: Isosceles Δ A B E with A E ¯ ≅ B E ¯ ; also, D and C are midpoints of A E ¯ and B E ¯ , respectively.

Prove: ABCD is an isosceles trapezoid.

Exercises 17, 18

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