GeoGebra
GeoGebra
Home
News Feed
Resources
Profile
People
Classroom
App Downloads
Ratios in pentagons
Author:
mathsurgery.wikispaces
Topic:
Polygons
,
Ratios
,
Trigonometry
Geometric problem-solving. What is the ratio of the length of the diagonal to the length of the side in a regular pentagon?
GeoGebra
New Resources
Curry's Paradox: Version 4
Open Middle: Graphing Linear Inequalities (2)
Open Middle Sector Area Exercise
Open Middle: Graphing Linear Inequalities (4)
Linear Functions - The Basics
Discover Resources
pinwheels
異分母分數加法
เส้น
unit circle
Longest, shortest lengths
Discover Topics
Sequences and Series
Numbers
Algebra
Rectangle
Integers