External Angle of a Triangle

Argomento:Angoli

You can move the points of the triangle around, and you'll see that the measure of an exterior angle is always equal to the sum of the two opposite interior angles.

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Tracing r = 2 cos(θ)
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גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

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cathetus theorem
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การบวกจำนวนเต็มบวกกับจำนวนเต็มลบ

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