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A 60 degrees rhombus in a 60 degrees isosceles trapezoid
Author:
Alexander Bogomolny
Topic:
Rhombus
,
Trapezium
A simple application of the Law of Cosines
GeoGebra
New Resources
seo tool
函數的單調性
Average Value of a Function
Billard V5.2 and V6
Area Between Two Curves
Discover Resources
problem with CAS
Law of Sines
arc tangents
Derivative Introduction
square
orthocenter
Discover Topics
Parametric Curves
LCM and GCD
Integral Calculus
Pythagoras or Pythagorean Theorem
Pie Chart or Circle Chart