Clavius, Christoph, Geometria practica

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        <div xml:id="echoid-div336" type="section" level="1" n="142">
          <p>
            <s xml:id="echoid-s5151" xml:space="preserve">
              <pb o="132" file="162" n="162" rhead="GEOMETR. PRACT."/>
            tur, inueſtigetur perproblema 6. </s>
            <s xml:id="echoid-s5152" xml:space="preserve">vel 7. </s>
            <s xml:id="echoid-s5153" xml:space="preserve">tam altitudo AF, quam B F, proutſcili-
              <lb/>
            cet duæ ſtationes fiunt aut in plano, aut in aliqua haſta erecta. </s>
            <s xml:id="echoid-s5154" xml:space="preserve">Vtraque tamen
              <lb/>
              <figure xlink:label="fig-162-01" xlink:href="fig-162-01a" number="93">
                <image file="162-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/162-01"/>
              </figure>
            altitudo A F, BF, facilius inuenietur per ſcholium problem. </s>
            <s xml:id="echoid-s5155" xml:space="preserve">7. </s>
            <s xml:id="echoid-s5156" xml:space="preserve">ſi in E, bis qua-
              <lb/>
            dratum accommodetur, vtin eo ſcholio factum eſt. </s>
            <s xml:id="echoid-s5157" xml:space="preserve">Vtraque altitudine inuen-
              <lb/>
            ta, altitudo montis BF, dempta ex tota altitudine AF, notam relinquet opta-
              <lb/>
            tam altitudinem A B.</s>
            <s xml:id="echoid-s5158" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div338" type="section" level="1" n="143">
          <head xml:id="echoid-head146" xml:space="preserve">SCHOLIVM.</head>
          <p>
            <s xml:id="echoid-s5159" xml:space="preserve">
              <emph style="sc">Itaqve</emph>
            ſi AB, portio ſuperior totius alicuius altitudinis AF, deſideretur,
              <lb/>
              <note position="left" xlink:label="note-162-01" xlink:href="note-162-01a" xml:space="preserve">Suprema me-
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              dia atque in-
                <lb/>
              fima pars alti-
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              tudinis quo
                <lb/>
              pacto metien-
                <lb/>
              da ſit.</note>
            indaganda erit per problem. </s>
            <s xml:id="echoid-s5160" xml:space="preserve">6. </s>
            <s xml:id="echoid-s5161" xml:space="preserve">vel 7. </s>
            <s xml:id="echoid-s5162" xml:space="preserve">aut potius per ſcholium probl. </s>
            <s xml:id="echoid-s5163" xml:space="preserve">7. </s>
            <s xml:id="echoid-s5164" xml:space="preserve">tam tota
              <lb/>
            altitudo AF, quàm eius portio BF. </s>
            <s xml:id="echoid-s5165" xml:space="preserve">Earum enim differentia notam dabitſupe-
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            riorem portionem A B, deſideratam.</s>
            <s xml:id="echoid-s5166" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5167" xml:space="preserve">
              <emph style="sc">Si</emph>
            autem media aliqua portio IB, cognoſcenda ſit, coniicienda rurſum erit
              <lb/>
            per problema 6. </s>
            <s xml:id="echoid-s5168" xml:space="preserve">vel 7. </s>
            <s xml:id="echoid-s5169" xml:space="preserve">aut potius per ſcholium problem. </s>
            <s xml:id="echoid-s5170" xml:space="preserve">7. </s>
            <s xml:id="echoid-s5171" xml:space="preserve">vtraque altitudo
              <lb/>
            IF, BF, vt earum differentia IB, nota reddatur.</s>
            <s xml:id="echoid-s5172" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5173" xml:space="preserve">
              <emph style="sc">Si</emph>
            denique infima pars B F, proponatur inquirenda, exploranda ea erit per
              <lb/>
            problema quoque 6. </s>
            <s xml:id="echoid-s5174" xml:space="preserve">vel 7. </s>
            <s xml:id="echoid-s5175" xml:space="preserve">aut potius per ſcholium problem. </s>
            <s xml:id="echoid-s5176" xml:space="preserve">7.</s>
            <s xml:id="echoid-s5177" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5178" xml:space="preserve">DISTANTIAM accliuem montis à loco menſoris vſque ad baſem
              <lb/>
            altitudinis monti impoſitæ, etiam non viſam, vna cum ipſa altitudine
              <lb/>
            quando menſor in aſcenſu montis conſiſtit, propè verum, beneficio
              <lb/>
            quadrati efficere cognitam.</s>
            <s xml:id="echoid-s5179" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div340" type="section" level="1" n="144">
          <head xml:id="echoid-head147" xml:space="preserve">PROBLEMA XXVI.</head>
          <p>
            <s xml:id="echoid-s5180" xml:space="preserve">1. </s>
            <s xml:id="echoid-s5181" xml:space="preserve">
              <emph style="sc">Sit</emph>
            turris AB, monti impoſita, in cuius aſcenſu, ſeu latere menſor conſi-
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            ſtat in C, ex quo loco baſem turris videre nõ poſsit. </s>
            <s xml:id="echoid-s5182" xml:space="preserve">Erigatur haſta aliqua C G,
              <lb/>
            ad Horizontem, non autem ad latus montis, perpendicularis, ſitque men-
              <lb/>
            ſoris ſtatura C E. </s>
            <s xml:id="echoid-s5183" xml:space="preserve">Cogitetur ducta EK, ad altitudinem perpendicularis, </s>
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