Bài 1: Hình hộp chữ nhật
Hướng dẫn giải Bài 1 (Trang 96 SGK Toán Hình học 8, Tập 2)
<p>H&atilde;y kể t&ecirc;n những cạnh bằng nhau của h&igrave;nh hộp chữ nhật <math xmlns="http://www.w3.org/1998/Math/MathML"><mi>A</mi><mi>B</mi><mi>C</mi><mi>D</mi><mo>.</mo><mi>M</mi><mi>N</mi><mi>P</mi><mi>Q</mi><mo>.</mo></math></p> <p><img 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" width="169" height="104" /></p> <p><strong>Giải:</strong></p> <p>Trong h&igrave;nh hộp chữ nhật ABCD.MNPQ, những cạnh bằng nhau l&agrave;:</p> <ul> <li>AB = CD = PQ = MN</li> <li>AD = MQ = PN = BC</li> <li>AM = BN = CP = DQ</li> </ul>
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