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Proof Without Words: Squares and Primes
Author:
Roy Wright
Topic:
Square
A proof without words: When you take 1 away from a square number, you will never get a prime number. Well,
almost
never. (The
green dot
in the lower right can be dragged.)
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Untitled
判斷錐體
רישום חופשי
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Discover Resources
Triangle Properties
Regular Polygon to Circle (area & perimeter)
Euclid I, Proposition 47
Triangle proportionality theorem
Transformations: reflections mintchoc
Discover Topics
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Equilateral Triangles
Pyramid
Hypothesis Testing
Definite Integral