20. Q20
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Similar Question 1
<p>Determine the value of <code class='latex inline'>x</code> to the nearest centimetre and <code class='latex inline'>\theta</code> to the nearest degree. Explain your reasoning for each step of your solution.</p><img src="/qimages/937" />
Similar Question 2
<p> A roof truss is designed so <code class='latex inline'>AB = 5 m</code> and rafter <code class='latex inline'>AM = 7m</code> , where <code class='latex inline'>M</code> is the midpoint of cross brace <code class='latex inline'>BD</code>.</p><p><strong>a)</strong> Determine the length for brace BD to the nearest centimetre.</p><p><strong>b)</strong> Determine the angles at points A and E to the nearest degree.</p><img src="/qimages/2410" />
Similar Question 3
<p> A trapezoid <code class='latex inline'>ABDE</code> has a point <code class='latex inline'>C</code> on side <code class='latex inline'>BD</code> so that <code class='latex inline'>BC = 21</code> and <code class='latex inline'>CD = 18</code>. If <code class='latex inline'>\angle ACB = 69^{\circ} </code> and <code class='latex inline'>\angle DCE = 81^{\circ}</code>, then determine <code class='latex inline'>AE</code>, correct to one decimal. </p><img src="/qimages/1526" />
Similar Questions
Learning Path
L1 Quick Intro to Factoring Trinomial with Leading a
L2 Introduction to Factoring ax^2+bx+c
L3 Factoring ax^2+bx+c, ex1
Now You Try
<p>Determine the value of <code class='latex inline'>x</code> to the nearest centimetre and <code class='latex inline'>\theta</code> to the nearest degree. Explain your reasoning for each step of your solution.</p><img src="/qimages/937" />
<p> A roof truss is designed so <code class='latex inline'>AB = 5 m</code> and rafter <code class='latex inline'>AM = 7m</code> , where <code class='latex inline'>M</code> is the midpoint of cross brace <code class='latex inline'>BD</code>.</p><p><strong>a)</strong> Determine the length for brace BD to the nearest centimetre.</p><p><strong>b)</strong> Determine the angles at points A and E to the nearest degree.</p><img src="/qimages/2410" />
<p> A surveyor on one side of a river wishes to find the distance between points A and B on the opposite side of the river. On her side, she chooses points C and D, which are 20 m apart, and measures the angles shown in the figure below. Find the distance between A and B.</p><img src="/qimages/1528" />
<p>Allen and Bernadette live on the same side of the street, 200 m apart. Candy lives directly across the street from Allen and Daniel lives directly across the street from Bernadette. From Allen&#39;s house, the angle between Bernadette&#39;s house and Daniel&#39;s house is <code class='latex inline'>31^o</code>. From Bernadette&#39;s house, the angle between Allen&#39;s house and Candy&#39;s house is <code class='latex inline'>25^o</code>.</p><p>Find the distance between Candy&#39;s house to Daniel&#39;s house.</p>
<p> A trapezoid <code class='latex inline'>ABDE</code> has a point <code class='latex inline'>C</code> on side <code class='latex inline'>BD</code> so that <code class='latex inline'>BC = 21</code> and <code class='latex inline'>CD = 18</code>. If <code class='latex inline'>\angle ACB = 69^{\circ} </code> and <code class='latex inline'>\angle DCE = 81^{\circ}</code>, then determine <code class='latex inline'>AE</code>, correct to one decimal. </p><img src="/qimages/1526" />
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