In right ∆ ABC, ∠ A = 90˚ and AD is perpendicular to BC. How do you prove that AD² = BD × CD? - Quora
![În trapezul ABCD, AB||CD, AC intersectat cu BD={O}, se știe că BD =24cm si CO pe OA =3 pe 5. Calculați - Brainly.ro În trapezul ABCD, AB||CD, AC intersectat cu BD={O}, se știe că BD =24cm si CO pe OA =3 pe 5. Calculați - Brainly.ro](https://ro-static.z-dn.net/files/d56/5435c1905e4396c9a9bfed9e9a25b66e.jpg)
În trapezul ABCD, AB||CD, AC intersectat cu BD={O}, se știe că BD =24cm si CO pe OA =3 pe 5. Calculați - Brainly.ro
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![1 : Surfaces de disques CD, DVD et BD vues au microscope électronique... | Download Scientific Diagram 1 : Surfaces de disques CD, DVD et BD vues au microscope électronique... | Download Scientific Diagram](https://www.researchgate.net/publication/278635968/figure/fig1/AS:669372318232583@1536602205300/Surfaces-de-disques-CD-DVD-et-BD-vues-au-microscope-electronique-les-images-MEB.png)