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Distanţe 2
Fie triunghiul ABC cu vârfurile A#A, B#B și C#C. Se notează cu M mijlocul lui BC, cu N mijlocul lui AC și cu P mijlocul lui AB. Alegeți varianta corectă pentru perimetrul triunghiului MNP.]]>
1.0000000
1.0000000
0
true
true
abc
Perimetrul este #per]]>
Răspuns corect!]]>
Perimetrul este #p1]]>
Răspuns greşit!]]>
<question><wirisCasSession><![CDATA[<session lang="en" version="2.0"><library closed="false"><mtext style="color:#ffc800" xml:lang="en">variables</mtext><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>x</mi><mo>(</mo><mo>)</mo><mo>:</mo><mo>=</mo><mi>random</mi><mo>(</mo><mn>0</mn><mo>,</mo><mn>5</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>y</mi><mo>(</mo><mo>)</mo><mo>:</mo><mo>=</mo><mi>random</mi><mo>(</mo><mo>-</mo><mn>5</mn><mo>,</mo><mn>0</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>A</mi><mo>=</mo><mi>point</mi><mo>(</mo><mi>x</mi><mo>(</mo><mo>)</mo><mo>,</mo><mo> </mo><mi>x</mi><mo>(</mo><mo>)</mo><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>B</mi><mo>=</mo><mi>point</mi><mo>(</mo><mi>x</mi><mo>(</mo><mo>)</mo><mo>,</mo><mo> </mo><mi>y</mi><mo>(</mo><mo>)</mo><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>C</mi><mo>=</mo><mi>point</mi><mo>(</mo><mi>y</mi><mo>(</mo><mo>)</mo><mo>,</mo><mo> </mo><mi>x</mi><mo>(</mo><mo>)</mo><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>M</mi><mo>=</mo><mi>midpoint</mi><mo>(</mo><mi>B</mi><mo>,</mo><mi>C</mi><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>N</mi><mo>=</mo><mi>midpoint</mi><mo>(</mo><mi>A</mi><mo>,</mo><mi>C</mi><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>P</mi><mo>=</mo><mi>midpoint</mi><mo>(</mo><mi>A</mi><mo>,</mo><mi>B</mi><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>T2</mi><mo>=</mo><mi>triangle</mi><mo>(</mo><mi>M</mi><mo>,</mo><mi>N</mi><mo>,</mo><mi>P</mi><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>per</mi><mo>=</mo><mi>perimeter</mi><mo>(</mo><mi>T2</mi><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>p1</mi><mo>=</mo><mi>per</mi><mo>/</mo><mn>3</mn></math></input></command></group></library></session>]]></wirisCasSession><correctAnswers><correctAnswer></correctAnswer></correctAnswers><options><option name="precision">4</option><option name="implicit_times_operator">false</option><option name="times_operator">·</option><option name="imaginary_unit">i</option></options><localData><data name="casSession"></data></localData></question>