convex polygons from 4 wooden triangles with sides 3, 4, 5
Source: IGO 2015 Elementary 1
July 22, 2018
geometryconvexElementary
Problem Statement
We have four wooden triangles with sides centimeters. How many convex polygons can we make by all of these triangles? (Just draw the polygons without any proof)A convex polygon is a polygon which all of it's angles are less than and there isn't any hole in it. For example:
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