Gr12 Wiskunde: Hfst 4.4 Toepassing van trigonometriese funksies

<p>h = FB tan β</p> Signup and view all the answers

<p>Teken 'n skets, identifiseer die relevante driehoeke, en gebruik die cosine-reël of trigonometriese identiteite</p> Signup and view all the answers

<p>BD = b sin θ / sin(β + θ)</p> Signup and view all the answers

<p>Area-reël</p> Signup and view all the answers

<p>Tangent Ratio</p> Signup and view all the answers

<p>Om die relevante driehoeke en verhoudings te visualiseer</p> Signup and view all the answers

<p>h = b sin α sin θ / sin(β + θ)</p> Signup and view all the answers

<p>FB = d sin α / sin β</p> Signup and view all the answers

<p>Sine reël</p> Signup and view all the answers

<p>Sine verhouding</p> Signup and view all the answers

<p>'n Skets tekening</p> Signup and view all the answers

<p>a^2 = b^2 + c^2 - 2bc cos A</p> Signup and view all the answers

<p>Sine verhouding</p> Signup and view all the answers

<p>Om visueel te sien hoe die probleem lyk</p> Signup and view all the answers

<p>Tangent-verhouding</p> Signup and view all the answers

<p>Lengte van die grondlyn</p> Signup and view all the answers

<p>Alpha-hoek</p> Signup and view all the answers

<p>h = d sin α / sin β</p> Signup and view all the answers

<p>Sine-reël</p> Signup and view all the answers

<p>Wanneer twee sye en een hoek (nie die ingesluite hoek) gegee is.</p> Signup and view all the answers

<p>Om die oppervlakte van 'n driehoek te bereken.</p> Signup and view all the answers

<p>Wanneer twee sye en die ingesluite hoek gegee is.</p> Signup and view all the answers

<p>Om die trigonometriese verhouding te kies.</p> Signup and view all the answers

<p>Om die lengte van 'n sy in 'n driehoek te bereken.</p> Signup and view all the answers

<p>Wanneer geen perpendicular hoogte gegee is.</p> Signup and view all the answers

<p>Tangent-ratio</p> Signup and view all the answers

<p>Die driehoek moet 'n gelikvleuelig driehoek wees.</p> Signup and view all the answers

<p>h = $\frac{b sin α sin θ}{sin(β + θ)}$</p> Signup and view all the answers

<p>Sine-reël</p> Signup and view all the answers

<p>Die lengte van die skadu en die hoek tussen die skadu en die grond moet gegee wees.</p> Signup and view all the answers