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<p><strong><span style="color: #ff6600;">NO arrodoneixis les quantitats. Treballa amb arrels si cal.</span></strong></p> <p><span style="color: #003300;"><strong>Un triangle equilàter ABC té dos vèrtex en A(4,6) i B(4,-2). </strong></span></p> <p><span style="color: #003300;"><strong>a) <span style="color: #003300;"><span style="text-decoration: underline;">Calcula</span> l</span>es coordenades del 3r vèrtex C. Quantes solucions hi ha? <span style="text-decoration: underline;"><span style="color: #003300; text-decoration: underline;">Comprova-ho</span> </span>gràficament. </strong></span></p> <p><span style="color: #ff6600;"><strong>En els apartats següents, fes els càlculs amb el valor arrodonit C(-3,2).</strong></span></p> <p><span style="color: #003300;"><strong>b) <span style="text-decoration: underline;">Determina</span> l'equació de l'altura traçada des del vèrtex A (recta perpendicular al costat BC que passa per A).</strong></span></p> <p><span style="color: #003300;"><strong>c) <span style="text-decoration: underline;">Quant mesura l'angle B</span>?</strong></span></p> <p><span style="color: #003300;"><strong>d) Calcula l'<span style="text-decoration: underline;">àrea</span> del triangle.</strong></span></p> <p> </p> <p> </p>
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Thursday, 23 August 2018, 4:18 PM
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