Das ist Mathematik 4, Schulbuch

278 Lösungen Wissensstraßen und große Wissenstraße 1149 1150 B, E 1151 Das linke Rechteck ist nicht lange genug! Die längere Seite des Rechtecks müsste so lang wie die Hypotenuse des rechtwinkligen Dreiecks sein. 1152 Ein Kegel mit einem Volumen von 335 cm3, dessen Basiskreis einen Radius von r = 4 cm und eine Höhe von h = 20 cm hat. 1153 1) m ≈ 1,6 g 2) r ≈ 1,58 cm 1154 1) h ≈ 22,4 cm 2) m ≈ 402 kg 3) ca. 13,4min 1155 V = ​ ​ 4 _ 3 ​ π ​r​ 3​ ____ ​r​ 2 ​ π 2 r ​= ​ 2 _ 3 ​➞ 33,33% Luft 1156 E Bildnachweis S. 9: Lisa-Blue / Getty Images – iStockphoto; S. 10.1: DragonImages / Getty Images – iStockphoto; S. 10.2: klug-photo / Getty Images; S. 11.1: AlexRaths / Getty Images – iStockphoto; S. 11.2: Scharvik / Getty Images – iStockphoto; S. 12.1: EduLeite / iStockphoto.com; S. 12.2: sunlow / Getty Images – iStockphoto; S. 12.3: Matthias Lindner / Getty Images – iStockphoto; S. 13: boonsom / Thinkstock; S. 14: Bruno_il_segretario / Thinkstock; S. 15: asbe / Getty Images – iStockphoto; S. 18: Marius Gheorghe Barzu / green_casius / Getty Images – iStockphoto; S. 21: akg-­ images / picturedesk.com; S. 22: Jack Hollingsworth/Photodisc / Thinkstock; S. 24: mrzazaz / Getty Images – iStockphoto; S. 25: tbcgfoto / Fotolia; S. 29: Sabine Luxem / Fotolia; S. 33: MyImages_Micha / Getty Images – iStockphoto; S. 36: akg-images / picturedesk.com; S. 37.1: Eugene Delacroix / Imagno / picturedesk.com; S. 37.2: Dejvice6 / Getty Images – iStockphoto; S. 40: Martina Draper Photography, Wödern; S. 44: SerrNovik / Getty Images – iStockphoto; S. 47: kaz_c / Getty Images; S. 48: Iryna Murselovic, MSc / öbv, Wien; S. 50: Diego Cervo / Getty Images – iStockphoto; S. 52: Iryna Murselovic, MSc / öbv, Wien; S. 60.1: Erich Lessing / picturedesk.com; S. 60.2: Sammlung Rauch / Interfoto / picturedesk.com; S. 61.1: Science Photo Library / picturedesk.com; S. 61.2: Science Source / PhotoResearchers / picturedesk.com; S. 62: monkeybusinessimages / Thinkstock; S. 65: kristina rütten / Fotolia; S. 67: lev dolgachov / Fotolia – Syda Productions – stock.adobe.com; S. 71: technotr / iStockphoto.com; S. 73: Hyakirdi / iStockphoto.com; S. 75: haryigit / Shutterstock; S. 76: mankale / Fotolia; S. 77.1: Alis Photo / Fotolia; S. 77.2: Jan Rose / Fotolia; S. 77.3: ktsimage / Getty Images – iStockphoto; S. 78: monkeybusinessimages / Getty Images – iStockphoto; S. 79: Doris Heinrichs / Fotolia; S. 82: David Mitchell / iStockphoto.com; S. 83.1: Gottfried Wilhelm Leibniz Bibliothek – Niedersächsische Landesbibliothek; S. 83.2: Alan Richards photographer. From the Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA.; S. 84: schulzie / Getty Images – iStockphoto; S. 86: edelmar / Getty Images; S. 87: Ella Hanochi / iStockphoto.com; S. 88: Friedberg / Fotolia; S. 91: gbh007 / Getty Images – iStockphoto; S. 92: tekinturkdogan / Getty Images; S. 94: jxfzsy / Getty Images – iStockphoto; S. 97: volff / Fotolia; S. 98: Colourbox.com; S. 99: LukaTDB / Getty Images – iStockphoto; S. 101: Mauricio Graiki / Getty Images – iStockphoto; S. 103: mauritius images / Jochen Tack / Alamy; S. 105: slowcentury / Fotolia – stock.adobe.com; S. 106: Wiener Börse; S. 110: Anonym / Imagno / picturedesk. com; S. 111: MH Foto Design; S. 112: Iryna Murselovic, MSc / öbv, Wien; S. 113: wakila / iStockphoto.com; S. 118: Halfpoint / Getty Images – iStockphoto; S. 121: ChamilleWhite / Getty Images – iStockphoto; S. 125: dionisvero / Thinkstock; S. 126: Kento Nara / dpa Picture Alliance / picturedesk.com; S. 130.1: anzeletti / Getty Images – iStockphto; S. 130.2: Mariha-kitchen / Getty Images – iStockphoto; S. 132: MachineHeadz / Getty Images – iStockphoto; S. 133: ziggy1 / Getty Images – iStockphoto; S. 136.1: A. BARRINGTON BROWN / Science Photo Library / picturedesk. com ; S. 136.2: Gina Sanders / Fotolia; S. 137: Valeriy_Katrevich / Getty Images – iStockphoto; S. 138: JayLazarin / Getty Images; S. 139: contrastwerkstatt / Fotolia; S. 140: Sven Ole Schubert / EyeEm / Getty Images; S. 143: Zauberhut / Fotolia; S. 145: SolStock / Getty Images; S. 147: shironosov / Thinkstock; S. 148.1: Piotr Malczyk / iStockphoto.com; S. 148.2: Maria P. / Fotolia; S. 150: Rawpixel / Getty Images – iStockphoto; S. 154: Stefan Rotter / Getty Images – iStockphoto; S. 155: © Parlamentsdirektion / Jabornegg&Pálffy_AXIS / ZoomVP; S. 156: DoraZett / Fotolia; S. 160: akg-images / picturedesk.com; S. 161.1: Science Photo Library / picturedesk.com; S. 161.2: Hervé Champollion / akg-images / picturedesk.com; S. 161.3: Iryna Murselovic, MSc / öbv, Wien; S. 162: Iryna Murselovic, MSc / öbv, Wien; S. 163: Mag. Ernst Kuchar / öbv, Wien; S. 164.1: AND Inc. / iStockphoto.com; S. 164.2: Andreas Haertle / Fotolia; S. 167: IlonaImagine / Getty Images – iStockphoto; S. 168: JohnnyGreig / Getty Images; S. 169: photohampster / Getty Images – iStockphoto; S. 170: fotofuerst / Fotolia; S. 173: Peter Burnett / iStockphoto.com; S. 175.1: Oesterreichische Nationalbank; S. 175.2: Oesterreichische Nationalbank; S. 176.1: robyvannucci / Getty Images – iStockphoto; S. 176.2: kiruk / Getty Images – iStockphoto; S. 176.3: gettysteph Mignon Stephane / Getty Images; S. 178: JPLDesigns / Getty Images – iStockphoto; S. 180: DETLEV VAN RAVENSWAAY / Science Photo Library / picturedesk.com; S. 181.1: Science Photo Library / picturedesk.com; S. 181.2: Kallestad, Gorm / NTB scanpix / picturedesk.com; S. 182: reeel / Fotolia; S. 184: Stephan Zabel / iStockphoto.com; S. 185: Wanderhotel Gassner, Neukirchen; S. 186: golibo / Getty Images – iStockphoto; S. 188: Martina Draper Photography, Wödern; S. 189: StVO; S. 192: Iryna Murselovic, MSc / öbv, Wien; S. 194: juergen2008 / Getty Images – iStockphoto; S. 196: moonrun / Fotolia; S. 197: Photo Researchers / PhotoResearchers / picturedesk.com; S. 202: PhotoSG / Fotolia; S. 204.1: Guenterjm / Wikimedia Commons – CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0); S. 204.2: Guenterjm / Wikimedia Commons – CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0); S. 204.3: Guenterjm / Wikimedia Commons – CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0); S. 204.4: Guenterjm / Wikimedia Commons – CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0); S. 204.5: Guenterjm / Wikimedia Commons – CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0); S. 204.6: Johannes Kepler / archive.org; S. 205.1: Lcc54613 / Getty Images – iStockphoto; S. 205.2: Science Photo Library / picturedesk.com; S. 206.1: Jacqueline Guillot / akg-images / picturedesk.com; S. 206.2: Reklame Kontor Peter Franc, Wien; S. 208: Ralf Geithe / Getty Images – iStockphoto; S. 209: Alois / Fotolia; S. 210: Karim Hesham / iStockphoto.com; S. 213: rraheb / Thinkstock; S. 214: Pia Moest / öbv, Wien; S. 216.1: Erich Lessing / picturedesk.com; S. 216.2: akg-images / picturedesk.com; S. 217: Jupiterimages / Getty Images; S. 218.1: southerlycourse / Getty Images – iStockphoto; S. 218.2: aronaze / Getty Images – iStockphoto; S. 220.1: Arjan de Jager / iStockphoto.com; S. 220.2: Baloncici / Thinkstock; S. 221.1: Netzer Johannes / Fotolia; S. 221.2: Imgorthand / Getty Images; S. 222: Ambergauer Brunnenbau, Bockenem; S. 223: Lusyaya / Getty Images – iStockphoto; S. 224.1: Jan-Otto / Getty Images – iStockphoto; S. 224.2: flubydust / Getty Images – iStockphoto; S. 225: Lusyaya / Getty Images – iStockphoto; S. 227: ablokhin / Getty Images – iStockphoto; S. 228: Olaf Gedanitz / Fotolia – stock.adobe.com; S. 229.1: remar / Fotolia; S. 229.2: ChrisDoDutch / Getty Images – iStockphoto; S. 230: HAYKIRDI / Getty Images; S. 231: ninikas / Getty Images – iStockphoto; S. 232: sedmak / Thinkstock; S. 254: BraunS / Getty Images – iStockphoto Nur zu Prüfzwecken – Eigentum des Verlags öbv

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