Given: ABCD is a quadrilateral
BC ∥AD , ∠A=90°
Prove: BD2-AC2=AD2-BC2
...
Mathematics, 23.02.2020 22:35 vaehcollier
Given: ABCD is a quadrilateral
BC ∥AD , ∠A=90°
Prove: BD2-AC2=AD2-BC2
Answers: 2
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