The Pentagon Problem

Author:milansherman

Conjecture: As long as the two smaller pentagons are formed by connecting the midpoints of the next larger pentagon, the two ratios of the areas will always be equal, and the two ratios of the perimeters will always be equal.

New Resources

Squaring a Rectangle (PST Version)
Midpoint Theorem (V2): Integer Solutions
Calculating Arc Length, Radius, and Central Angle
Graphing Basic and Compound Inequalities
Rovnoběžnost rovin

Discover Resources

Inv 2.2F - Congruent Triangles
MyFirstChallenge_NoahSohna.ggb
Homothety anr reflection about point -Mihai (RO)
Tangent Graph
Filogramme spherique

Discover Topics

Trigonometric Functions
Means
Root
Line Segment
Continuity