ב1 עמוד 305 תרגיל 21, כולל רמזים

Author:Esther Gruenhut

ABC is an equilateral triangle. Use scroll bar to unfold problem. What is added in each stage? Do you have any suspicion regarding triangle GDC or quadrilateral BDGF? Try proving it. You can find a few hints below

New Resources

Function art 3D - waiting shed
Parabolas, Lines and Nomograms
Isosceles Right Triangle
Squaring a Rectangle (PST Version)
繪畫垂直線

Discover Resources

Brayden Melton Angle Bisectors in a Triangle
segment
Some properties of a regular 11-gon
adding squares - piece 3
Isosceles Trapezoid Midpoints

Discover Topics

Triangles
Integers
Ratios
Dilation
Circumcircle or Circumscribed Circle