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questions
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For which natural numbers 𝑛 ≥ 3 is it possible to cut a regular 𝑛-gon into smaller pieces with regular polygonal shape?
I have been working on this question and I found that any regular polygon with n sides works.My claim is that we can cut any regular polygon of n sides into smaller regular polygons with n sides.And ...
0
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1
answer
389
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A polygon has 60 diagonals. How many sides does it have?
I've used this formula to calculate the solution.
The number of diagonals of a polygon is $(n(n-3))/2$, where $n$ is the number of sides of a polygon.
But I'm getting answer as decimal point. Is the ...
1
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1
answer
332
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Polygon Diagonal Combinatorics
A diagonal for a polygon is defined as the line segment joining two non-adjacent points. Given an n-sided polygon, how many different diagonals can be drawn for this polygon?
I know that the number of ...
1
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1
answer
894
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Number of right angled triangles formed by vertices of a 14-gon
Here's a question that I found on the website of International Kangaroo Maths Contest. The question goes like this:
What is the total number of right angled triangles that can be formed by joining ...