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<title>4.3</title>
<id>https://peda.net/id/9b63613e2de</id>
<updated>2019-02-11T12:41:36+02:00</updated>
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<rights type="html">&lt;div class=&quot;license&quot;&gt;Tämän sivun lisenssi &lt;a rel=&quot;license&quot; href=&quot;https://peda.net/info&quot;&gt;Peda.net-yleislisenssi&lt;/a&gt;&lt;/div&gt;&#10;</rights>

<entry>
<title>459</title>
<id>https://peda.net/id/951dbb7a2de</id>
<updated>2019-02-11T14:06:19+02:00</updated>
<link href="https://peda.net/p/oskari.lahtinen/maa3p/4-3/459#top" />
<content type="html">a)&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=V%3D%5Cfrac%7B1%7D%7B3%7DA_ph&quot; alt=&quot;V=\frac{1}{3}A_ph&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=A%3D%5Cfrac%7B1%7D%7B2%7D%5Ccdot1%5Ccdot1%3D%5Cfrac%7B1%7D%7B2%7D&quot; alt=&quot;A=\frac{1}{2}\cdot1\cdot1=\frac{1}{2}&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=h%3D1&quot; alt=&quot;h=1&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=V%3D%5Cfrac%7B1%7D%7B6%7D&quot; alt=&quot;V=\frac{1}{6}&quot;/&gt;&lt;br/&gt;&#10;b)&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=A%3D3%5Ccdot%5Cfrac%7B1%7D%7B2%7D%5Ccdot1%5Ccdot1%2B%5Cfrac%7B1%7D%7B2%7D%5Csqrt%7B2%7D%5Ccdot%5Csqrt%7B2%7D%5Csin60%C2%B0&quot; alt=&quot;A=3\cdot\frac{1}{2}\cdot1\cdot1+\frac{1}{2}\sqrt{2}\cdot\sqrt{2}\sin60°&quot;/&gt;&lt;br/&gt;&#10;&lt;div&gt;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B%5Csqrt%7B3%7D%2B3%7D%7B2%7D%5Capprox2%7B%2C%7D4&quot; alt=&quot;\frac{\sqrt{3}+3}{2}\approx2{,}4&quot;/&gt;&lt;/div&gt;&#10;&lt;div&gt;c)&lt;/div&gt;&#10;&lt;div&gt;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=suurimman%5C%20tahkon%5C%20korkeus&quot; alt=&quot;suurimman\ tahkon\ korkeus&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=%5Csqrt%7B2%7D%5E2%3D%5Cleft(%5Cfrac%7B%5Csqrt%7B2%7D%7D%7B2%7D%5Cright)%5E2%2Bx%5E2&quot; alt=&quot;\sqrt{2}^2=\left(\frac{\sqrt{2}}{2}\right)^2+x^2&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=2%3D%5Cfrac%7B1%7D%7B2%7D%2Bx%5E2&quot; alt=&quot;2=\frac{1}{2}+x^2&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=x%5E2%3D1%5Cfrac%7B1%7D%7B2%7D&quot; alt=&quot;x^2=1\frac{1}{2}&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=x%3D%5Cfrac%7B%5Csqrt%7B6%7D%7D%7B2%7D%5Capprox1%7B%2C%7D2247...&quot; alt=&quot;x=\frac{\sqrt{6}}{2}\approx1{,}2247...&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=sivutahkon%5C%20korkeus&quot; alt=&quot;sivutahkon\ korkeus&quot;/&gt;&lt;!--filtered attribute: style=&quot;display: inline;&quot;--&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=1%3D%5Cfrac%7B1%7D%7B2%7D%2Bx%5E2&quot; alt=&quot;1=\frac{1}{2}+x^2&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=x%3D%5Cfrac%7B%5Csqrt%7B2%7D%7D%7B2%7D%5Capprox0%7B%2C%7D7071...&quot; alt=&quot;x=\frac{\sqrt{2}}{2}\approx0{,}7071...&quot;/&gt;&lt;/div&gt;&#10;&lt;div&gt;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=pyramidin%5C%20korkeus&quot; alt=&quot;pyramidin\ korkeus&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=sivutahkon%5C%20korkeus%5E2%3Dpyramidin%5C%20korkeus%5E2%2B%5Cleft(%5Cfrac%7B1%7D%7B3%7Dsuurimman%5C%20tahkon%5C%20korkeus%5Cright)%5E2&quot; alt=&quot;sivutahkon\ korkeus^2=pyramidin\ korkeus^2+\left(\frac{1}{3}suurimman\ tahkon\ korkeus\right)^2&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=%5Cleft(%5Cfrac%7B%5Csqrt%7B2%7D%7D%7B2%7D%5Cright)%5E2%3Dh%5E2%2B%5Cleft(%5Cfrac%7B1%7D%7B3%7D%5Ccdot%5Cfrac%7B%5Csqrt%7B6%7D%7D%7B2%7D%5Cright)%5E2&quot; alt=&quot;\left(\frac{\sqrt{2}}{2}\right)^2=h^2+\left(\frac{1}{3}\cdot\frac{\sqrt{6}}{2}\right)^2&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B3%7D%7B6%7D%3Dh%5E2%2B%5Cfrac%7B1%7D%7B6%7D&quot; alt=&quot;\frac{3}{6}=h^2+\frac{1}{6}&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=h%5E2%3D%5Cfrac%7B1%7D%7B3%7D&quot; alt=&quot;h^2=\frac{1}{3}&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=h%3D%5Cfrac%7B%5Csqrt%7B3%7D%7D%7B3%7D&quot; alt=&quot;h=\frac{\sqrt{3}}{3}&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=se%5C%20kulma&quot; alt=&quot;se\ kulma&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=%5Ctan%5Calpha%3D%5Cfrac%7Bkorkeus%7D%7B%5Cfrac%7B2%7D%7B3%7Dsuurimmantahkonkorkeus%7D&quot; alt=&quot;\tan\alpha=\frac{korkeus}{\frac{2}{3}suurimmantahkonkorkeus}&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=%5Ctan%5Calpha%3D%5Cfrac%7B%5Csqrt%7B2%7D%7D%7B2%7D&quot; alt=&quot;\tan\alpha=\frac{\sqrt{2}}{2}&quot;/&gt;&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=%5Calpha%5Capprox35%7B%2C%7D3%C2%B0&quot; alt=&quot;\alpha\approx35{,}3°&quot;/&gt;&lt;/div&gt;&#10;&lt;div&gt; &lt;/div&gt;&#10;&lt;div&gt; &lt;/div&gt;&#10;</content>
<published>2019-02-11T13:24:23+02:00</published>
</entry>

<entry>
<title>445</title>
<id>https://peda.net/id/7d3bc6322de</id>
<updated>2019-02-11T12:47:55+02:00</updated>
<link href="https://peda.net/p/oskari.lahtinen/maa3p/4-3/445#top" />
<content type="html">kummallakin pyramidilla on sama tilavuus, koska niillä on sama pohja ja sama korkeus&lt;br/&gt;&#10;&lt;img src=&quot;https://math-demo.abitti.fi/math.svg?latex=V%3D%5Cfrac%7B1%7D%7B3%7DAh&quot; alt=&quot;V=\frac{1}{3}Ah&quot;/&gt;&lt;br/&gt;&#10;&lt;br/&gt;&#10;</content>
<published>2019-02-11T12:47:55+02:00</published>
</entry>


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