Right Triangle Construction Example
Loading the math board and drawing, please wait…
In collections
CCSS Support Math I Unit 5
This example demonstrates how to construct a right triangle with GeoGebra where the two perpendicular sides measure 20 cm and 21 cm respectively. Key math concepts include right triangles, side length calculations, and coordinate geometry. Construction highlights the use of commands like Segment, Point, Vector, Sequence, and objects such as Measurement2, value2, Measurement1 for precise measurement and dynamic visualization. Suitable for middle school students and above learning geometric constructions and analytical geometry.
GeoGebra Commands & Parameters
LaTeX("\text{Set up an equation by using the Pythagorean Theorem.}") → text1LaTeX("\text{Because the piece of tile is a triangle with two perpendicular sides, it is in the shape of a right triangle. This means that }") → text2LaTeX("\text{is the length of the hypotenuse, can be used to find the length of the remaining side.}") → text4LaTeX("\text{Determine the length of the remaining side.}") → text6LaTeX("\text{Equation from the previous step}") → text9LaTeX("\text{Take the positive square root of both sides of}") → text15LaTeX("\text{the equation using a calculator.}") → text16LaTeX("\text{Simplify the square root.}") → text18Segment(B, (x(B), 0)) → bSegment((0, 2), A) → aPoint(a) → QVector(Q, B) → uSequence(Segment[A + (a, 0), A + (a, (-0.6))], a, 0, 10) → list1Sequence(Segment[A + (a - 0.5, 0), A + (a - 0.5, (-0.4))], a, 1, 10) → list2Segment((0, 0), C) → cVector(D, E) → vSegment(E, (x(E), 0)) → dLaTeX((((("\text{Using the Pythagorean Theorem, the equation is \textcolor{#000099}{" * value1) * "^{2}+") * value2) * "^{2}=c^{2}}.}")) → text5LaTeX((("\text{A side length cannot be negative, so consider only the positive square root value of \textcolor{#000099}{" * total) * "}. Therefore, the length of the}")) → text19LaTeX((((("\text{To determine the length of the remaining side, solve the equation \textcolor{#000099}{" * value1) * "^{2}+") * value2) * "^{2}=c^{2}} for \textcolor{#000099}{c}.}")) → text7LaTeX("\text{{the Pythagorean Theorem, which is \textcolor{#000099}{a^{2}+b^{2}=c^{2}}, where \textcolor{#000099}{a} and \textcolor{#000099}{b} are the lengths of the legs of a right triangle and \textcolor{#000099}{c}}") → text3LaTeX("\text{ \mathbf{Congruent} figures are congruent if they have the same shape, size, lines, and }") → text34LaTeX((((("\text{\textcolor{#000099}{" * value1) * "^{2}+") * value2) * "^{2}}}")) → text8LaTeX((((("\text{\textcolor{#000099}{" * squareval1) * "+") * squareval2) * "}}")) → text10LaTeX((("\text{\textcolor{#000099}{" * total) * "}}")) → text12LaTeX("\text{\textcolor{#000099}{=\;c^{2}}}") → text38LaTeX("\text{\textcolor{#000099}{=\;c^{2}}}") → text37LaTeX("\text{\textcolor{#000099}{=\;c^{2}}}") → text39LaTeX("\text{\textcolor{#000099}{\;=\sqrt{c^{2}}}") → text41LaTeX((("\text{\textcolor{#000099}{" * result) * "}}")) → text17LaTeX("\text{\textcolor{#000099}{=\;c}") → text42LaTeX("\text{\mathbf{Congruent \;triangles} triangles having the same angle measures and side lengths.}") → text36LaTeX("\text{angles; the symbol for representing congruency between figures is ≅.}") → text35LaTeX((("\text{\textcolor{#000099}{\sqrt{" * total) * "}}}")) → text14LaTeX("\text{The two perpendicular sides form a right angle, so they are the legs of the triangle. The hypotenuse is the side opposite}") → newt43LaTeX((((("\text{the right angle. Therefore, given \textcolor{#000099}{a^{2}+b^{2}=c^{2},} the variables \textcolor{#000099}{a} and \textcolor{#000099}{b} represent the leg lengths (\textcolor{#000099}{" * value1) * "} cm and \textcolor{#000099}{") * value2) * "} cm),}")) → newt43_1LaTeX("\text{and \textcolor{#000099}{c} represents the hypotenuse.}") → newt43_2LaTeX("\text{A carpenter cuts a piece of tile into a triangle. Two of the sides are perpendicular. The two perpendicular sides}") → Question1LaTeX((((("\text{measure \textcolor{#000099}{" * value1) * "} centimeters and \textcolor{#000099}{") * value2) * "} centimeters. What is the length of the remaining side of the piece of tile?}")) → Question2LaTeX((((("\text{Square \textcolor{#000099}{" * value1) * "} and \textcolor{#000099}{") * value2) * "}.}")) → text11LaTeX("\text{Add.}") → text13LaTeX((("\text{remaining side of the piece of tile is \textcolor{#000099}{ " * result) * "} centimeters.}")) → text20
AI Drawing Prompt Reference
Draw a right triangle with two perpendicular sides measuring 20 cm and 21 cm. Start by drawing a 20 cm line segment AB, then draw a 21 cm perpendicular line segment BC from point B. Finally, connect points A and C to form the hypotenuse. Measure and calculate the length of the hypotenuse AC.
The prompt above was compiled from the original drawing commands and is for reference only.