# Recent questions tagged pythagoras

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How is the norm of a vector related to the Theorem of Pythagoras?
How is the norm of a vector related to the Theorem of Pythagoras?How is the norm of a vector related to the Theorem of Pythagoras? ...
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What does the Theorem of Pythagoras in $R^n$ state?
What does the Theorem of Pythagoras in $R^n$ state?What does the Theorem of Pythagoras in $R^n$ state? ...
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Show that $\mathbf{u}=(-2,3,1,4)$ and $\mathbf{v}=(1,2,0,-1)$ are orthogonal
Show that $\mathbf{u}=(-2,3,1,4)$ and $\mathbf{v}=(1,2,0,-1)$ are orthogonalShow that $\mathbf{u}=(-2,3,1,4)$ and $\mathbf{v}=(1,2,0,-1)$ are orthogonal ...
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Show that $\mathbf{v}=(a, b)$ and $\mathbf{w}=(-b, a)$ are orthogonal vectors.
Show that $\mathbf{v}=(a, b)$ and $\mathbf{w}=(-b, a)$ are orthogonal vectors.Show that $\mathbf{v}=(a, b)$ and $\mathbf{w}=(-b, a)$ are orthogonal vectors. ...
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When do we use the theorem of Pythagoras?
When do we use the theorem of Pythagoras?When do we use the theorem of Pythagoras? ...
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A piece of land has the form of a quadrilateral ABCD with AB = 20m, BC 12m, = CD 7m and AD 28m = = . ˆB =110° . The owner decides to divide the land into two plots by erecting a fence from A to C. A piece of land has the form of a quadrilateral ABCD with AB = 20m, BC 12m, = CD 7m and AD 28m = = . ˆB =110° . The owner decides to divide the land ...
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Given a triangle $\triangle ABC$, when is it true that $(AB)^2 + (BC)^2 = (AC)^2$?
Given a triangle $\triangle ABC$, when is it true that $(AB)^2 + (BC)^2 = (AC)^2$?Given a triangle $\triangle ABC$, when is it true that &nbsp;$(AB)^2 + (BC)^2 = (AC)^2$? ...
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State Pythagoras' theorem
Why is the pythagoras theorem of $A^2 = B^2 + C^2$ always true for right angled triangles?
Why is the pythagoras theorem of $A^2 = B^2 + C^2$ always true for right angled triangles?Why is the pythagoras theorem of $A^2 = B^2 + C^2$ always true for right angled triangles? ...